revert: tweak(audio,qtile): use sound.mediaKeys

This reverts commit c5c5fd6f86962bfeaf9cd1eeb8f0651c595299d0.

modules/modules/hardware/audio.nix

@@ -12,13 +12,7 @@ in
   };
 
   config = mkIf cfg.enable {
-    sound = {
+    sound.enable = true;
-      enable = true;
-      mediaKeys = {
-        enable = true;
-        volumeStep = "2%";
-      };
-    };
 
     services.pipewire = {
       enable = true;

users/infinidoge/config/qtile/config.py

@@ -323,6 +323,23 @@ keys = [
         ],
     ),
 
+    # Volume
+    Key(
+        [], "XF86AudioRaiseVolume",
+        lazy.spawn("amixer set Master 2%+"),
+        desc="Raise volume",
+    ),
+    Key(
+        [], "XF86AudioLowerVolume",
+        lazy.spawn("amixer set Master 2%-"),
+        desc="Lower volume",
+    ),
+    Key(
+        [], "XF86AudioMute",
+        lazy.spawn("amixer set Master toggle"),
+        desc="Toggle mute",
+    ),
+
     # Brightness
     *optional_list(
         LAPTOP,