feat(studyFileServiceImpl): 在cancelProcess方法上添加事务注解

qhse-common/src/main/java/com/rongwei/bscommon/system/service/impl/StudyFileServiceImpl.java

@@ -109,6 +109,7 @@ public class StudyFileServiceImpl implements StudyFileService {
      * @return 结果
      */
     @Override
+    @Transactional
     public R cancelProcess(String id) {
         // 获取最新的学习文件信息
         StudyFileDo currentFile = studyFileDao.selectById(id);