gnu: keychain: Update to 2.9.6.

* gnu/packages/crypto.scm (keychain): Update to 2.9.6.
[arguments]: Use G-Expressions.

Change-Id: I9ad09601c6f9bdb77d73eb5fa278ae1a19be73e6

gnu/packages/crypto.scm

@@ -1649,7 +1649,7 @@ SunMD5, sha1crypt, NT, bsdicrypt, bigcrypt, and descrypt.")
 (define-public keychain
   (package
     (name "keychain")
-    (version "2.9.5")
+    (version "2.9.6")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -1658,21 +1658,23 @@ SunMD5, sha1crypt, NT, bsdicrypt, bigcrypt, and descrypt.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "1i698n0mp2wxk1yd8lhwq7i1dj5v01li1g9qi047aqc34r4079lq"))))
+                "0nj5rq9vzvf5g8axmicy5zfcjir7a6fr1ai4ha3cpqj4zgridga7"))))
     (build-system gnu-build-system)
-    (propagated-inputs (list procps))
-    (native-inputs (list perl))
     (arguments
-     `(#:tests? #f ; No test suite
-       #:phases (modify-phases %standard-phases
-                  (delete 'configure)
-                  (replace 'install
-                    (lambda _
-                      (install-file "keychain"
-                                    (string-append %output "/bin/"))
-                      (install-file "keychain.1"
-                                    (string-append %output "/share/man/man1"))
-                      #t)))))
+     (list
+      #:tests? #f ; No test suite
+      #:phases
+      #~(modify-phases %standard-phases
+          (delete 'configure)
+          (replace 'install
+            (lambda _
+              (install-file "keychain" (string-append #$output "/bin/"))
+              (install-file "keychain.1"
+                            (string-append #$output "/share/man/man1")))))))
+    (propagated-inputs
+     (list procps))
+    (native-inputs
+     (list perl))
     (synopsis
      "SSH or GPG agent frontend that can share a single agent on the same
 system")