update: 编辑活动调整

src/views/activity/component/NewActivity.vue

@@ -18,7 +18,7 @@
           </el-select>
         </el-form-item>
         <el-form-item label="活动名称" prop="activityInfo">
-          <el-select v-model="form.activityInfo" placeholder="请选择" style="width:460px;"
+          <el-select :value="form.activityInfo" disabled placeholder="请选择" style="width:460px;"
             value-key="activityCode">
             <el-option v-for="item in activityList" :key="item.activityCode"
               :label="item.activityName" :value="item">