fix(项目设置): 修复点击高级设置无法出现新的空行的缺陷

--bug=1026350 --user=王孝刚 【接口场景】设置环境变量完成后场景变量没有生成新的输入框
https://www.tapd.cn/55049933/s/1373331

framework/sdk-parent/frontend/src/components/environment/commons/ApiScenarioVariables.vue

@@ -140,7 +140,7 @@
                 size="mini"
                 style="margin-left: 10px"
                 @click="openSetting(scope.row)"
-                @change="change" />
+                @blur="change"/>
             </span>
           </template>
         </ms-table-column>
@@ -152,7 +152,7 @@
         :total="total" />
     </div>
     <batch-add-parameter @batchSave="batchSave" ref="batchAdd" />
-    <api-variable-setting ref="apiVariableSetting"></api-variable-setting>
+    <api-variable-setting ref="apiVariableSetting" @changeData="change"></api-variable-setting>
     <variable-import ref="variableImport" @mergeData="mergeData"></variable-import>
   </div>
 </template>

framework/sdk-parent/frontend/src/components/environment/commons/ApiVariableSetting.vue

@@ -67,6 +67,7 @@ export default {
           return;
         }
       }
+      this.$emit('changeData');
       this.visible = false;
     },
     handleCancel() {