fix(测试跟踪): 测试计划关联功能用例页面，关联后没有刷新模块树

--bug=1028161 --user=陈建星 【测试跟踪】测试计划-功能测试用例-关联测试用例-左侧模块树未实时变化 https://www.tapd.cn/55049933/s/1398046

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

@@ -315,7 +315,7 @@ export default {
       }
       this.getProjectNodeForce(projectId, condition);
     },
-    getProjectNodeForce(projectId, condition) {
+    getProjectNodeForce(projectId = this.projectId, condition = this.page.condition) {
       const index = this.projects.findIndex(project => project.id === projectId);
       if (index !== -1) {
         this.projectName = this.projects[index].name;

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

@@ -65,6 +65,7 @@ export default {
             this.$success(this.$t("plan.relevance_case_success"));
             vueObj.setSelectCounts(0);
             this.$emit('refresh');
+            this.$refs.functionalRelevance.getProjectNodeForce();
           }).catch((error) => {
           vueObj.isSaving = false;
         });