gnome-shell: patch to use host gjs, set strictDeps (#526179)

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

@@ -197,6 +197,9 @@ stdenv.mkDerivation (finalAttrs: {
     # We can generate it ourselves.
     rm -f man/gnome-shell.1
     rm data/theme/gnome-shell-{light,dark}.css
+
+    substituteInPlace meson.build subprojects/extensions-app/meson.build \
+      --replace-fail "gjs = find_program('gjs')" "gjs = find_program('${lib.getExe gjs}')"
   '';
 
   preInstall = ''
@@ -253,6 +256,8 @@ stdenv.mkDerivation (finalAttrs: {
     };
   };
 
+  strictDeps = true;
+
   meta = {
     description = "Core user interface for the GNOME 3 desktop";
     homepage = "https://gitlab.gnome.org/GNOME/gnome-shell";