update 移除异步注解，优化OSS文件上传事件处理逻辑

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssServiceImpl.java

@@ -33,7 +33,6 @@ import org.dromara.system.service.ISysOssService;
 import org.springframework.cache.annotation.Cacheable;
 import org.springframework.context.event.EventListener;
 import org.springframework.http.MediaType;
-import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -170,7 +169,6 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
     /**
      * 监听 OSS 文件上传事件，并将上传信息保存到数据库
      */
-    @Async
     @EventListener
     public void handleOssUpload(OssUploadEvent uploadEvent) {
         SysOss oss = new SysOss();