remove custom gamescope & bottles

packages/gamescope/default.nix

@@ -1,28 +0,0 @@
-{
-  gamescope,
-  fetchFromGitHub,
-}:
-
-let
-  rev = "9416ca9334da7ff707359e5f6aa65dcfff66aa01";
-in
-gamescope.overrideAttrs (oldAttrs: {
-  version = "unstable-20251206105151-9416ca";
-  NIX_CFLAGS_COMPILE = [ "-fno-fast-math" ];
-
-  src = fetchFromGitHub {
-    inherit rev;
-    owner = "ValveSoftware";
-    repo = "gamescope";
-    fetchSubmodules = true;
-    hash = "sha256-bZXyNmhLG1ZcD9nNKG/BElp6I57GAwMSqAELu2IZnqA=";
-  };
-
-  # Unsure if this bit is necessary, though I guess it's nice to have the version gamescope shows match
-  postPatch = (oldAttrs.postPatch or "") + ''
-    substituteInPlace src/meson.build \
-      --replace-fail "'git', 'describe', '--always', '--tags', '--dirty=+'" "'echo', '${rev}'"
-
-    patchShebangs default_extras_install.sh
-  '';
-})

packages/overlay.nix

@@ -1,7 +1,6 @@
 final: prev: {
   spotify-webapp = final.callPackage ./spotify-webapp { };
   bibata-cursor = final.callPackage ./bibata-cursor { };
-  gamescope-unstable = final.callPackage ./gamescope { };
 
   openmw-unstable = prev.openmw.overrideAttrs (oldAttrs: {
     pname = "openmw";