fix (nc-gui): resolve warnings when opening grid header dropdown

packages/nc-gui/components/nc/MenuItem.vue

@@ -14,6 +14,7 @@ import type { StyleValue } from '@vue/runtime-dom'
 
 defineProps<{
   style?: StyleValue
+  disabled?: boolean | number
 }>()
 
 defineOptions({
@@ -23,7 +24,7 @@ defineOptions({
 
 <template>
   <div class="w-full" :style="style">
-    <a-menu-item v-bind="$attrs" class="nc-menu-item">
+    <a-menu-item v-bind="$attrs" :disabled="Boolean(disabled)" class="nc-menu-item">
       <div class="nc-menu-item-inner">
         <slot />
       </div>