services: Add missing Shepherd dependency on ‘user-processes’.

Fixes <https://issues.guix.gnu.org/76368>.

* gnu/services/auditd.scm (auditd-shepherd-service):
* gnu/services/base.scm (rngd-service-type):
(gpm-shepherd-service):
* gnu/services/ci.scm (laminar-shepherd-service):
* gnu/services/containers.scm (rootless-podman-cgroups-fs-owner-service):
(rootless-podman-cgroups-limits-service):
* gnu/services/cups.scm (cups-shepherd-service):
* gnu/services/databases.scm (postgresql-role-shepherd-service):
* gnu/services/desktop.scm (upower-shepherd-service):
(bluetooth-shepherd-service):
(elogind-shepherd-service):
(inputattach-shepherd-service):
(seatd-shepherd-service):
* gnu/services/dns.scm (knot-resolver-shepherd-services):
(dnsmasq-shepherd-service):
* gnu/services/docker.scm (containerd-shepherd-service):
(docker-shepherd-service):
* gnu/services/file-sharing.scm (transmission-daemon-shepherd-service):
* gnu/services/games.scm (joycond-shepherd-service):
(wesnothd-shepherd-service):
* gnu/services/guix.scm (guix-build-coordinator-shepherd-services):
(guix-data-service-shepherd-services):
(nar-herder-shepherd-services):
(bffe-shepherd-services):
* gnu/services/ldap.scm (directory-server-shepherd-service):
* gnu/services/linux.scm (cachefilesd-shepherd-service):
(rasdaemon-shepherd-service):
* gnu/services/mail.scm (dovecot-shepherd-service):
(imap4d-shepherd-service):
(radicale-shepherd-service):
(rspamd-configuration):
* gnu/services/monitoring.scm (prometheus-node-exporter-shepherd-service):
(vnstat-shepherd-service):
* gnu/services/networking.scm (opendht-shepherd-service):
(openvswitch-shepherd-service):
(pagekite-shepherd-service):
(ipfs-shepherd-service):
* gnu/services/nfs.scm (rpcbind-service-type):
(gss-service-type):
(idmap-service-type):
* gnu/services/pm.scm (thermald-shepherd-service):
* gnu/services/rsync.scm (rsync-shepherd-service):
* gnu/services/samba.scm (samba-samba-shepherd-service):
(samba-nmbd-shepherd-service):
(samba-smbd-shepherd-service):
(samba-winbindd-shepherd-service):
(wsdd-shepherd-service):
* gnu/services/security-token.scm (pcscd-shepherd-service):
* gnu/services/sound.scm (speakersafetyd-shepherd-service):
* gnu/services/spice.scm (spice-vdagent-shepherd-service):
* gnu/services/ssh.scm (lsh-shepherd-service):
(openssh-shepherd-service):
(dropbear-shepherd-service):
(autossh-shepherd-service):
* gnu/services/telephony.scm (jami-shepherd-services):
(mumble-server-shepherd-service):
* gnu/services/version-control.scm (git-daemon-shepherd-service):
* gnu/services/virtualization.scm (virtlogd-shepherd-service):
* gnu/services/vnc.scm (xvnc-shepherd-service):
* gnu/services/vpn.scm (openvpn-shepherd-service):
(strongswan-shepherd-service):
* gnu/services/web.scm (httpd-shepherd-services):
(fcgiwrap-shepherd-service):
(php-fpm-shepherd-service):
(hpcguix-web-shepherd-service):
(tailon-shepherd-service):
(varnish-shepherd-service):
(whoogle-shepherd-service):
(mumi-shepherd-services):
(gmnisrv-shepherd-service):
(agate-shepherd-service): Add ‘user-processes’ requirement.
* doc/guix.texi (Mail Services): Update accordingly.

Reported-by: Dariqq <dariqq@posteo.net>
Change-Id: I947bd2afc83b786cb17c555cfe73ab586b806618

gnu/services/web.scm

@@ -471,7 +471,7 @@
      (list (shepherd-service
             (provision '(httpd))
             (documentation "The Apache HTTP Server")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       `(#$(file-append package "/bin/httpd")
                         #$@(if config
@@ -960,7 +960,7 @@ renewed TLS certificates, or @code{include}d files.")
      (list (shepherd-service
             (provision '(fcgiwrap))
             (documentation "Run the fcgiwrap daemon.")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       '(#$(file-append package "/sbin/fcgiwrap")
                         "-s" #$socket)
@@ -1144,7 +1144,7 @@ and the back-end of a Web service.")))
      (list (shepherd-service
             (provision '(php-fpm))
             (documentation "Run the php-fpm daemon.")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       '(#$(file-append php "/sbin/php-fpm")
                         "--fpm-config"
@@ -1289,7 +1289,7 @@ a webserver.")
     (shepherd-service
      (documentation "hpcguix-web daemon")
      (provision     '(hpcguix-web))
-     (requirement   '(networking))
+     (requirement   '(user-processes networking))
      (start #~(make-forkexec-constructor
                (list #$(file-append hpcguix-web "/bin/hpcguix-web")
                      (string-append "--listen="
@@ -1426,6 +1426,7 @@ a webserver.")
     (($ <tailon-configuration> config-file package)
      (list (shepherd-service
             (provision '(tailon))
+            (requirement '(user-processes))
             (documentation "Run the tailon daemon.")
             (start #~(make-forkexec-constructor
                       `(,(string-append #$package "/bin/tailon")
@@ -1618,7 +1619,7 @@ files.")
             (provision (list (symbol-append 'varnish- (string->symbol name))))
             (documentation (string-append "The Varnish Web Accelerator"
                                           " (" name ")"))
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       (list #$(file-append package "/sbin/varnishd")
                             "-n" #$name
@@ -1678,6 +1679,7 @@ Whoogle."))
     (list
      (shepherd-service
       (provision '(whoogle-search))
+      (requirement '(user-processes))
       (start #~(make-forkexec-constructor
                 (list (string-append #$package "/bin/whoogle-search")
                       "--host" #$host "--port" #$(number->string port))
@@ -2066,7 +2068,7 @@ WSGIPassAuthorization On
      (list (shepherd-service
             (provision '(mumi))
             (documentation "Mumi bug-tracking web interface.")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       `(#$(file-append mumi "/bin/mumi") "web"
                         ,@(if #$mailer? '() '("--disable-mailer")))
@@ -2077,7 +2079,7 @@ WSGIPassAuthorization On
            (shepherd-service
             (provision '(mumi-worker))
             (documentation "Mumi bug-tracking web interface database worker.")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       '(#$(file-append mumi "/bin/mumi") "worker")
                       #:environment-variables #$environment
@@ -2087,7 +2089,7 @@ WSGIPassAuthorization On
            (shepherd-service
             (provision '(mumi-mailer))
             (documentation "Mumi bug-tracking web interface mailer.")
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (start #~(make-forkexec-constructor
                       `(#$(file-append mumi "/bin/mumi") "mailer"
                         ,@(if #$sender
@@ -2142,7 +2144,7 @@ root=/srv/gemini
     (($ <gmnisrv-configuration> package config-file)
      (list (shepherd-service
             (provision '(gmnisrv))
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (documentation "Run the gmnisrv Gemini server.")
             (start (let ((gmnisrv (file-append package "/bin/gmnisrv")))
                      #~(make-forkexec-constructor
@@ -2231,7 +2233,7 @@ root=/srv/gemini
                               log-ip? user group log-file)
      (list (shepherd-service
             (provision '(agate))
-            (requirement '(networking))
+            (requirement '(user-processes networking))
             (documentation "Run the agate Gemini server.")
             (start (let ((agate (file-append package "/bin/agate")))
                      #~(make-forkexec-constructor