fix(home): Remove unused Niri mod opts

modules/home/wayland/niri/default.nix

@@ -7,32 +7,9 @@
 in {
   options.marleyos.wayland.niri = {
     enable = lib.mkEnableOption "niri";
-
-    monitors = lib.mkOption {
-      description = "Monitor configuration.";
-      type = with lib.types; attrsOf str;
-    };
-
-    mainMonitor = lib.mkOption {
-      description = "Which monitor to treat as the main for workspace assignment";
-      type = with lib.types; str;
-    };
   };
 
   config = lib.mkIf cfg.enable {
-    assertions = [
-      {
-        assertion =
-          if cfg ? monitors
-          then cfg ? mainMonitor
-          else true;
-        message = ''
-          You have defined monitors but not selected the main monitor. Please
-          define marleyos.wayland.niri.mainMonitor.
-        '';
-      }
-    ];
-
     marleyos = {
       programs = {
         waybar.enable = true;