fix(工作项导入): 优化导入错误提示语句

microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/project/service/PmsProjectIssuesService.java

@@ -337,7 +337,7 @@ public class PmsProjectIssuesService {
             result = gitLinkRequestHelper.doPostFile(PmsGitLinkRequestUrl.IMPORT_ISSUES(pmProjectId, pmsEnterprise.getGitlinkOrgId()), file);
         } catch (Exception e) {
             logger.error(e.getMessage());
-            throw new ServiceException("导入工作项失败");
+            throw new ServiceException("导入失败，请上传正确格式的excel文件");
         }
         return result;
     }