fix(测试跟踪): 测试用例删除评论后仍然存在

--bug=1013570 --user=李玉号 【测试跟踪】功能用例 -其他信息 -评论删除后，切换到附件，再切换回来，评论仍存在，再删除报错
https://www.tapd.cn/55049933/s/1166845

frontend/src/business/components/track/case/components/TestCaseEdit.vue

@@ -87,7 +87,7 @@
               <test-case-edit-other-info :read-only="readOnly" :project-id="projectIds" :form="form"
                                          :is-copy="currentTestCaseInfo.isCopy"
                                          :label-width="formLabelWidth" :case-id="form.id"
-                                         :type="type" :comments="comments"
+                                         :type="type" :comments.sync="comments"
                                          @openComment="openComment"
                                          :is-click-attachment-tab.sync="isClickAttachmentTab"
                                          :version-enable="versionEnable"

frontend/src/business/components/track/case/components/TestCaseEditOtherInfo.vue

@@ -201,7 +201,7 @@ export default {
         id = this.form.id;
       }
       this.result = this.$get('/test/case/comment/list/' + id, res => {
-        this.comments = res.data;
+        this.$emit('update:comments', res.data);
       })
     },
     setRelationshipCount(count) {