gnu: grub: Fix build for the 64bit Hurd.

Patch is unnecessary after grub is upgraded to 2.14 in
https://codeberg.org/guix/guix/pulls/6457.

* gnu/packages/bootloaders.scm (grub)[arguments]: Remove patch.
* gnu/packages/patches/grub-hurd64.patch: Remove file.
* gnu/local.mk (dist_patch_DATA): Unregister it.

Fixes: guix/guix#7106
Merges: https://codeberg.org/guix/guix/pulls/7110
Change-Id: I288ae85f006e44e48e666123eb45cee9f1693026
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

gnu/local.mk

@@ -1541,7 +1541,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/grfcodec-gcc-compat.patch		\
   %D%/packages/patches/groovy-add-exceptionutilsgenerator.patch	\
   %D%/packages/patches/grub-efi-fat-serial-number.patch		\
-  %D%/packages/patches/grub-hurd64.patch			\
   %D%/packages/patches/grub-setup-root.patch			\
   %D%/packages/patches/guile-1.8-cpp-4.5.patch			\
   %D%/packages/patches/guile-2.2-skip-oom-test.patch            \

gnu/packages/bootloaders.scm

@@ -208,14 +208,6 @@
                        (setenv "BUILD_FREETYPE_CFLAGS"
                                (string-append "-I" freetype
                                               "/include/freetype2"))))))
-               #$@(if (target-hurd64?)
-                      #~((add-after 'unpack 'apply-hurd64-patch
-                           (lambda _
-                             (let ((patch
-                                    #$(local-file
-                                       (search-patch "grub-hurd64.patch"))))
-                               (invoke "patch" "--force" "-p1" "-i" patch)))))
-                      #~())
                (add-before 'check 'disable-flaky-test
                  (lambda _
                    ;; This test is unreliable. For more information, see:

gnu/packages/patches/grub-hurd64.patch

@@ -1,32 +0,0 @@
-Upstream-status: Not presented upstream.
-
-From a4eb7d1f2cbd02132a9f5512f1294182576d4653 Mon Sep 17 00:00:00 2001
-From: Janneke Nieuwenhuizen <janneke@gnu.org>
-Date: Fri, 8 Nov 2024 11:47:49 +0100
-Subject: [PATCH] osdep/hurd: Support the 64bit Hurd.
-Content-Transfer-Encoding: 8bit
-Content-Type: text/plain; charset=UTF-8
-
-* grub-core/osdep/hurd/getroot.c (grub_util_find_hurd_root_device):
-Use mach_msg_type_number_t instead of size_t.
----
- grub-core/osdep/hurd/getroot.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/grub-core/osdep/hurd/getroot.c b/grub-core/osdep/hurd/getroot.c
-index 0efefdab4..b849700e6 100644
---- a/grub-core/osdep/hurd/getroot.c
-+++ b/grub-core/osdep/hurd/getroot.c
-@@ -58,7 +58,7 @@ grub_util_find_hurd_root_device (const char *path)
-   file_t file;
-   error_t err;
-   char *argz = NULL, *name = NULL, *ret;
--  size_t argz_len = 0;
-+  mach_msg_type_number_t argz_len = 0;
-   int i;
- 
-   file = file_name_lookup (path, 0, 0);
--- 
-Janneke Nieuwenhuizen <janneke@gnu.org>  | GNU LilyPond https://LilyPond.org
-Freelance IT https://www.JoyOfSource.com | Avatar® https://AvatarAcademy.com
-