gnu: emacs-guix: Update to latest gitlab version.

* gnu/packages/emacs-xyz.scm (emacs-guix): Update to a 0.5.2 snapshot.
fix https://issues.guix.gnu.org/41063
[source] changes to git-getch.
[snippet] removed.
[native-inputs] added tools to build.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/emacs-xyz.scm

@@ -2566,27 +2566,26 @@ (define-public emacs-bui
     (license license:gpl3+)))
 
 (define-public emacs-guix
+  (let ((commit "df1fc5d8885959fd2bb83a443137d21c6850dd74")
+        (revision "1"))
     (package
       (name "emacs-guix")
-    (version "0.5.2")
+      (version (git-version "0.5.2" revision commit))
       (source (origin
-              (method url-fetch)
-              (uri (string-append "https://emacs-guix.gitlab.io/website/"
-                                  "releases/emacs-guix-" version ".tar.gz"))
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://gitlab.com/emacs-guix/emacs-guix")
+                      (commit commit)))
+                (file-name (git-file-name name version))
                 (sha256
                  (base32
-                "0yz64c0z4ygi2k4af18k4r1ncgys18jb8icywkp2g5pgmpn5l7ps"))
-              (modules '((guix build utils)))
-              (snippet
-               '(begin
-                  ;; Add support for Guile 3.0.  Remove for versions > 0.5.2.
-                  (substitute* "configure"
-                    (("\"2\\.2 2\\.0\"")
-                     "\"3.0 2.2 2.0\""))
-                  #t))))
+                  "14rn02ay1b8zl0pg54pkqpyzh948c4qiqlvl35627shx7zw5acqh"))))
       (build-system gnu-build-system)
       (native-inputs
-     `(("pkg-config" ,pkg-config)
+       `(("autoconf" ,autoconf)
+         ("automake" ,automake)
+         ("pkg-config" ,pkg-config)
+         ("texinfo" ,texinfo)
          ("emacs" ,emacs-minimal)))
       (inputs
        `(("guile" ,@(assoc-ref (package-native-inputs guix) "guile"))
@@ -2605,7 +2604,7 @@ (define-public emacs-guix
 Guix package manager.  Particularly, it allows you to do various package
 management tasks from Emacs.  To begin with, run @code{M-x guix-about} or
 @code{M-x guix-help} command.")
-    (license license:gpl3+)))
+      (license license:gpl3+))))
 
 (define-public emacs-build-farm
   (package