fix(types): improve with strict mode (#1041)

src/runtime/ui.config/forms/selectMenu.ts

@@ -35,7 +35,7 @@ export default {
     },
     avatar: {
       base: 'flex-shrink-0',
-      size: '3xs'
+      size: '3xs' as const
     },
     chip: {
       base: 'flex-shrink-0 w-2 h-2 mx-1 rounded-full'
@@ -59,4 +59,4 @@ export default {
     ring: 'before:ring-1 before:ring-gray-200 dark:before:ring-gray-700',
     background: 'before:bg-white dark:before:bg-gray-700'
   }
-}
+}