fix typos

etl-core/src/main/java/com/tzld/crawler/etl/service/impl/EtlServiceImpl.java

@@ -123,7 +123,7 @@ public class EtlServiceImpl implements EtlService {
         String title = param.getVideoTitle();
         String platform = param.getPlatform();
         String strategy = param.getStrategy();
-        long id = 0l;
+        long id = 0L;
         try {
             // 保存数据库
             // alter table crawler_video drop key unq_video_id;