fix(测试跟踪): 用例脑图临时用例修改成模块后，其子模块不显示

--bug=1021999 --user=陈建星 【测试跟踪】github#21368，用例在脑图模式下，将已经带有case的模块B1拖动到新建的非模块脑图分支B2下保存，会导致B1下的用例丢失 https://www.tapd.cn/55049933/s/1343916

test-track/frontend/src/business/common/minder/minderUtils.js

@@ -532,7 +532,6 @@ export function handleAfterSave(rootNode) {
   rootNode.data.changed = false;
   rootNode.data.contextChanged = false;
   rootNode.data.originId = null;
-  rootNode.data.isExtraNode = false;
   if (isModuleNode(rootNode)) {
     rootNode.data.type = 'node';
   } else if (isCaseNodeData(rootNode.data)) {
@@ -550,7 +549,6 @@ export function handleSaveError(rootNode) {
     rootNode.data.id = rootNode.data.originId;
   }
   rootNode.data.originId = null;
-  rootNode.data.isExtraNode = false;
   if (rootNode.children) {
     for (let i = 0; i < rootNode.children.length; i++) {
       handleSaveError(rootNode.children[i]);

test-track/frontend/src/business/module/TestCaseNodeTree.vue

@@ -211,7 +211,8 @@ export default {
             if (this.$refs.nodeTree) {
               this.$refs.nodeTree.filter(this.condition.filterText);
             }
-            if (this.routeModuleId) {
+            let isCurrentNodeEqualsRouteModule = this.currentNode && this.currentNode.data && this.currentNode.data.id === this.routeModuleId;
+            if (this.routeModuleId && !isCurrentNodeEqualsRouteModule) {
               if (this.$refs.nodeTree) {
                 this.$refs.nodeTree.setCurrentKeyById(this.routeModuleId);
               }