feat(wrapperModules.niri): change settings type to anything for better merging

Author: kraftnix

wrapperModules/n/niri/module.nix

@@ -144,7 +144,7 @@ in
       '';
       default = { };
       type = lib.types.submodule {
-        freeformType = lib.types.attrs;
+        freeformType = lib.types.anything;
         options = {
           binds = lib.mkOption {
             default = { };