升级element-ui到最新版本2.15.5

@@ -41,7 +41,7 @@
     "clipboard": "2.0.6",
     "clipboard": "2.0.6",
     "core-js": "3.8.1",
     "core-js": "3.8.1",
     "echarts": "4.9.0",
     "echarts": "4.9.0",
-    "element-ui": "2.15.3",
+    "element-ui": "2.15.5",
     "file-saver": "2.0.4",
     "file-saver": "2.0.4",
     "fuse.js": "6.4.3",
     "fuse.js": "6.4.3",
     "highlight.js": "9.18.5",
     "highlight.js": "9.18.5",

@@ -88,7 +88,7 @@
     </el-table>
     </el-table>
 
 
     <!-- 添加或修改菜单对话框 -->
     <!-- 添加或修改菜单对话框 -->
-    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
+    <el-dialog :title="title" :visible.sync="open" width="680px" append-to-body>
       <el-form ref="form" :model="form" :rules="rules" label-width="100px">
       <el-form ref="form" :model="form" :rules="rules" label-width="100px">
         <el-row>
         <el-row>
           <el-col :span="24">
           <el-col :span="24">