Quirks no more needed

lenovo/thinkpad/x1/7th-gen/audio.nix

@@ -1,15 +0,0 @@
-{ lib, pkgs, ... }:
-{
-  # This can be removed when the default kernel is at least version 5.6
-  # https://github.com/NixOS/nixpkgs/pull/86168
-  boot.kernelPackages = lib.mkIf
-    (lib.versionOlder pkgs.linux.version "5.6")
-    (lib.mkDefault pkgs.linuxPackages_latest);
-
-  # This can be removed when PulseAudio is at least version 14
-  # https://wiki.archlinux.org/index.php/Lenovo_ThinkPad_X1_Carbon_(Gen_7)#Audio
-  hardware.pulseaudio.extraConfig = ''
-    load-module module-alsa-sink   device=hw:0,0 channels=4
-    load-module module-alsa-source device=hw:0,6 channels=4
-  '';
-}

lenovo/thinkpad/x1/7th-gen/default.nix

@@ -3,6 +3,5 @@
     ../.
     ../../../../common/pc/laptop/acpi_call.nix
     ../../../../common/pc/laptop/ssd
-    ./audio.nix
   ];
 }