Remove gamescope overlay

overlays/default.nix

@@ -1,6 +1,5 @@
 { inputs, ...}:
 {
-    gamescope = import ./gamescope-last-working.nix;
     nose = import ./nose.nix;
     llama-cpp = import ./llama-cpp.nix { inherit inputs; };
     printrun = import ./printrun.nix { inherit inputs; };

overlays/gamescope-last-working.nix

@@ -1,11 +0,0 @@
-final: prev: {
-    gamescope = prev.gamescope.overrideAttrs ( old: {
-        src = prev.fetchFromGitHub {
-            owner = "ValveSoftware";
-            repo = "gamescope";
-            rev = "d0d23c4c3010c81add1bd90cbe478ce4a386e28d";
-            fetchSubmodules = true;
-            hash = "sha256-Ym1kl9naAm1MGlxCk32ssvfiOlstHiZPy7Ga8EZegus=";
-        };
-    });
-}