fix(sway): update XWayland support configuration

Changed the XWayland support setting in `sway.nix` from a wrapper feature to a dedicated option, enhancing clarity and maintainability of the configuration. This adjustment ensures proper integration of XWayland within the Sway setup.

Author: kzndotsh

modules/common/desktop/sway.nix

@@ -6,7 +6,7 @@
   programs.sway = {
     enable = true;
     wrapperFeatures.gtk = true;
-    wrapperFeatures.xwayland = true; # Enable XWayland support
+    xwayland.enable = true;
     extraPackages = with pkgs; [
       swaylock
       swayidle