opt:菜单国际化

lms/nladmin-ui/src/layout/components/Navbar.vue

@@ -54,7 +54,6 @@
         <el-dropdown-menu slot="dropdown">
           <el-dropdown-item divided command="zh">简体中文</el-dropdown-item>
           <el-dropdown-item divided command="en">English</el-dropdown-item>
-          <el-dropdown-item divided command="iv">Vietnamese</el-dropdown-item>
           <el-dropdown-item divided command="id">Indonesian</el-dropdown-item>
         </el-dropdown-menu>
       </el-dropdown>
@@ -145,8 +144,6 @@ export default {
         this.language = 'English'
       } else if (command === 'zh') {
         this.language = '简体中文'
-      } else if (command === 'iv') {
-        this.language = 'Vietnamese'
       } else if (command === 'id') {
         this.language = 'Indonesian'
       }