fix: 回退权限保存后的 auto-refresh，改为手动刷新提示

inventory-web/src/views/system/PermissionConfig.vue

@@ -498,15 +498,7 @@ const handleSave = async () => {
       permissions: permissions
     })
     if (res.code === 200) {
-      ElMessage.success('权限保存成功！')
-      // 立即刷新当前角色的权限回显，确保 UI 与数据库同步
-      if (currentRole.value) {
-        const refreshRes: any = await getRolePermissions(currentRole.value)
-        if (refreshRes.code === 200) {
-          const perms = new Set([...(refreshRes.data.menus || []), ...(refreshRes.data.elements || [])])
-          setRowStatus(tableData.value, perms)
-        }
-      }
+      ElMessage.success('权限保存成功！请手动切换角色以刷新显示')
     } else {
       ElMessage.error(res.msg || '保存失败')
     }