fix: 更新MySQL数据库连接主机地址

utils/sync_mysql_help.py

@@ -24,7 +24,7 @@ class SyncMySQLHelper(object):
                 mincached=10,
                 maxconnections=20,
                 blocking=True,
-                host='rm-bp1fl9aw4hn6u864a.mysql.rds.aliyuncs.com',
+                host='rm-t4nh1xx6o2a6vj8qu3o.mysql.singapore.rds.aliyuncs.com',
                 port=3306,
                 user='content_rw',
                 password='bC1aH4bA1lB0',