fix(测试跟踪)：导入缺陷文件内容错误后，修改原始文件并保存，报network_error

--bug=1026473 --user=王旭 【测试跟踪】缺陷管理，导入缺陷文件内容错误后，修改一下原始文件再保存，报network error https://www.tapd.cn/55049933/s/1379517

framework/sdk-parent/frontend/src/i18n/lang/track/en-US.js

@@ -197,6 +197,7 @@ export default {
       upload_limit_count: "Only one file can be uploaded at a time",
       upload_limit_format: "Upload files can only be XLS, XLSX format!",
       upload_limit_size: "Upload file size cannot exceed 100MB!",
+      upload_refresh_tips: "Content has been updated, please upload the file again!",
       upload_limit_other_size: "Upload file size cannot exceed",
       success: "Import success",
       error: "Import error",

framework/sdk-parent/frontend/src/i18n/lang/track/zh-CN.js

@@ -174,6 +174,7 @@ export default {
       upload_limit_count: "一次只能上传一个文件",
       upload_limit_format: "只支持 xls/xlsx格式文件",
       upload_limit_size: "上传文件大小不能超过 100MB!",
+      upload_refresh_tips: "内容已更新，请重新上传文件！",
       success: "导入成功",
       error: "导入失败",
       importing: "导入中...",

framework/sdk-parent/frontend/src/i18n/lang/track/zh-TW.js

@@ -174,6 +174,7 @@ export default {
       upload_limit_count: "一次只能上傳一個文件",
       upload_limit_format: "只支持 xls/xlsx格式文件",
       upload_limit_size: "上傳文件大小不能超過 100MB!",
+      upload_refresh_tips: "内容已更新，請重新上傳文件！",
       success: "導入成功！",
       importing: "導入中...",
       excel_title: "錶格文件",

test-track/frontend/src/business/issue/components/import/IssueImport.vue

@@ -123,6 +123,9 @@ export default {
         return;
       }
       let uploadFile = this.uploadFiles[0]
+
+      this.uploadFiles[0].slice(0, 1).arrayBuffer()
+        .then(() => {
           let suffix = uploadFile.name.substring(uploadFile.name.lastIndexOf('.') + 1);
           if (suffix !== 'xls' && suffix !== 'xlsx') {
             this.$warning(this.$t('test_track.case.import.upload_limit_format'));
@@ -153,6 +156,11 @@ export default {
             }).catch((err) => {
             this.loading = false;
           });
+        })
+        .catch((err) => {
+          this.$warning(this.$t('test_track.case.import.upload_refresh_tips'));
+          return;
+        });
     }
   }
 }