fix(menu): 修复子菜单按钮样式并更新组件类型声明

更新GhostButton的样式属性，将class改为variant和color
同时优化全局组件类型声明，直接引用Button类型

apps/web-antd/src/views/system/menu/index.vue

@@ -240,7 +240,8 @@ const isAdmin = computed(() => {
           <!-- '按钮类型'无法再添加子菜单 -->
           <ghost-button
             v-if="row.menuType !== 'F'"
-            class="btn-success"
+            variant="link"
+            color="green"
             v-access:code="['system:menu:add']"
             v-access:role="['superadmin']"
             @click="handleSubAdd(row)"