fix(测试跟踪): 编辑缺陷会关联上条编辑的缺陷所关联的用例

--bug=1013978 --user=陈建星 【测试跟踪】github#14662 缺陷管理里面连续多条缺陷关联用例，关联的用例会重复 https://www.tapd.cn/55049933/s/1179786

frontend/src/business/components/track/issue/IssueEditDetail.vue

@@ -289,6 +289,9 @@ export default {
       this.result.loading = true;
       this.type = type;
       this.richTextDefaultOpen = this.type === 'edit' ? 'preview' : 'edit';
+      if (this.$refs.testCaseIssueList) {
+        this.$refs.testCaseIssueList.clear();
+      }
       this.$nextTick(() => {
         getIssuePartTemplateWithProject((template, project) => {
           this.currentProject = project;

frontend/src/business/components/track/issue/TestCaseIssueList.vue

@@ -91,6 +91,10 @@ export default {
       this.tableData.splice(index, 1);
       this.deleteIds.add(item.id);
     },
+    clear() {
+      this.addIds.clear();
+      this.deleteIds.clear();
+    },
     initTableData() {
       this.tableData = [];
       let condition = {