fix(测试跟踪): 下载xmind模板失败

--bug=1018264 --user=陈建星 【测试跟踪】下载xmind模版-打开失败，提示“文件已损坏” https://www.tapd.cn/55049933/s/1265339

test-track/backend/src/main/java/io/metersphere/controller/TestCaseController.java

@@ -248,7 +248,7 @@ public class TestCaseController {
         testCaseService.testCaseTemplateExport(projectId, importType, response);
     }
 
-    @GetMapping("/export/xmindTemplate/{projectId}/{importType}")
+    @GetMapping("/export/xmind/template/{projectId}/{importType}")
     @RequiresPermissions(PermissionConstants.PROJECT_TRACK_CASE_READ_EXPORT)
     public void xmindTemplate(@PathVariable String projectId, @PathVariable String importType, HttpServletResponse response) {
         testCaseService.testCaseXmindTemplateExport(projectId, importType, response);

test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java

@@ -1362,7 +1362,7 @@ public class TestCaseService {
         // 发送给客户端的数据
         byte[] buff = new byte[1024];
         try (OutputStream outputStream = res.getOutputStream();
-             BufferedInputStream bis = new BufferedInputStream(TestCaseService.class.getResourceAsStream("/io/metersphere/xmind/template/" + fileName));) {
+             BufferedInputStream bis = new BufferedInputStream(TestCaseService.class.getClassLoader().getResourceAsStream("xmind/" + fileName));) {
             int i = bis.read(buff);
             while (i != -1) {
                 outputStream.write(buff, 0, buff.length);

test-track/frontend/src/business/case/components/import/TestCaseCommonImport.vue

@@ -157,7 +157,7 @@ export default {
     downloadXmindTemplate() {
       let uri = '/test/case/export/template/';
       if (this.isXmind) {
-        uri = '/test/case/export/xmindTemplate/';
+        uri = '/test/case/export/xmind/template/';
       }
       this.$fileDownload(uri + getCurrentProjectID() + '/' + this.importType);
     },