fiex:修复编辑节无法点击

src/views/resource/videoManagement/festival/edit/index.vue

@@ -287,7 +287,7 @@
           <el-button
             type="primary"
             @click="submit('listData')"
-            :disabled="noStudent"
+            :disabled="!noStudent"
             >确定</el-button
           >
         </el-form-item>