gnu: gnome-photos: Depend on 'git-minimal/fixed'.

* gnu/packages/gnome.scm (gnome-photos)[arguments]: Pass
 #:disallowed-references.
[native-inputs]: Replace 'git-minimal' with 'git-minimal/fixed'.

gnu/packages/gnome.scm

@@ -889,6 +889,7 @@ (define-public gnome-photos
     (build-system meson-build-system)
     (arguments
      (list
+      #:disallowed-references (list (this-package-native-input "git-minimal"))
       #:glib-or-gtk? #t
       #:configure-flags
       #~(list "-Ddogtail=false"         ; Not available
@@ -909,7 +910,7 @@ (define-public gnome-photos
      (list dbus
            desktop-file-utils
            gettext-minimal
-           git-minimal
+           git-minimal/fixed
            `(,glib "bin")
            gobject-introspection
            gsettings-desktop-schemas