remove vrr

systems/vrr_patch.nix

@@ -1,38 +0,0 @@
-{
-  pkgs,
-  lib,
-  kernel ? pkgs.linuxPackages_latest.kernel,
-}:
-pkgs.stdenv.mkDerivation {
-  pname = "amdgpu-kernel-module";
-  inherit (kernel) src version postPatch nativeBuildInputs;
-
-  kernel_dev = kernel.dev;
-  kernelVersion = kernel.modDirVersion;
-
-  modulePath = "drivers/gpu/drm/amd/amdgpu";
-
-  buildPhase = ''
-    BUILT_KERNEL=$kernel_dev/lib/modules/$kernelVersion/build
-
-    cp $BUILT_KERNEL/Module.symvers .
-    cp $BUILT_KERNEL/.config        .
-    cp $kernel_dev/vmlinux          .
-
-    make "-j$NIX_BUILD_CORES" modules_prepare
-    make "-j$NIX_BUILD_CORES" M=$modulePath modules
-  '';
-
-  installPhase = ''
-    make \
-      INSTALL_MOD_PATH="$out" \
-      XZ="xz -T$NIX_BUILD_CORES" \
-      M="$modulePath" \
-      modules_install
-  '';
-
-  meta = {
-    description = "AMD GPU kernel module";
-    license = lib.licenses.gpl3;
-  };
-}