cogl: 1.22.6 -> 1.22.8

The dropped patch is now included in the upstream release.

https://gitlab.gnome.org/GNOME/cogl/-/blob/1.22.8/NEWS

pkgs/development/libraries/cogl/default.nix

@@ -7,11 +7,11 @@ let
   pname = "cogl";
 in stdenv.mkDerivation rec {
   name = "${pname}-${version}";
-  version = "1.22.6";
+  version = "1.22.8";
 
   src = fetchurl {
     url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
-    sha256 = "0x8v4n61q89qy27v824bqswpz6bmn801403w2q3pa1lcwk9ln4vd";
+    sha256 = "0nfph4ai60ncdx7hy6hl1i1cmp761jgnyjfhagzi0iqq36qb41d8";
   };
 
   patches = [
@@ -29,12 +29,6 @@ in stdenv.mkDerivation rec {
       url = "https://bug787443.bugzilla-attachments.gnome.org/attachment.cgi?id=361056";
       sha256 = "09fyrdci4727fg6qm5aaapsbv71sf4wgfaqz8jqlyy61dibgg490";
     })
-
-    # Fix build with libglvnd headers (these headers used to be provided by mesa)
-    (fetchpatch {
-      url = "https://gitlab.gnome.org/GNOME/cogl/commit/9c4764224aded552fb855b1c2b85b26d2b894adf.patch";
-      sha256 = "1v9drpzgcd5pq2shhdcw5px7mdiggk6ga13qjbklq8xpd92ac0i1";
-    })
   ];
 
   outputs = [ "out" "dev" ];