gnome-shell: 48.3 → 48.4

https://gitlab.gnome.org/GNOME/gnome-shell/-/compare/48.3...48.4

pkgs/by-name/gn/gnome-shell/package.nix

···
 in
 stdenv.mkDerivation (finalAttrs: {
   pname = "gnome-shell";
-  version = "48.3";
+  version = "48.4";
 
   outputs = [
     "out"
···
 
   src = fetchurl {
     url = "mirror://gnome/sources/gnome-shell/${lib.versions.major finalAttrs.version}/gnome-shell-${finalAttrs.version}.tar.xz";
-    hash = "sha256-+wID/HSFk/FOUXMmGOHwQlJf1xl2Sg/bDuP2/kE6mys=";
+    hash = "sha256-QOLtdLRTZ/DKOPv6oKtHCGjSNZHQPcQNCr1v930jtwc=";
   };
 
   patches = [