fix(测试跟踪): 测试计划关联功能用例，选中模块，添加筛选条件后，模块选中失效

--bug=1027718 --user=陈建星 【测试跟踪】测试计划关联功能用例页面选择模块后按照用例等级筛选-点击下一页会显示全部模块用例 https://www.tapd.cn/55049933/s/1392195

test-track/frontend/src/business/plan/view/comonents/functional/FunctionalRelevance.vue

@@ -224,7 +224,7 @@ export default {
       this.setConditionModuleIdParam();
       this.page.condition.projectId = this.projectId;
       this.page.condition.versionId = null;
-      this.getProjectNode();
+      this.getProjectNodeForce();
       this.getTestCases();
       this.getCustomNum();
       this.getVersionOptions();
@@ -310,6 +310,12 @@ export default {
       this.$refs.table.clear();
     },
     getProjectNode(projectId, condition) {
+      if (this.selectNodeIds && this.selectNodeIds.length > 0) {
+        return;
+      }
+      this.getProjectNodeForce(projectId, condition);
+    },
+    getProjectNodeForce(projectId, condition) {
       const index = this.projects.findIndex(project => project.id === projectId);
       if (index !== -1) {
         this.projectName = this.projects[index].name;