fix: 修复 json m2m field 中正则有问题匹配不正确

apps/terminal/utils/db_port_mapper.py

@@ -79,6 +79,7 @@ class DBPortManager(object):
         for port, db_id in mapper.items():
             if db_id == str(db.id):
                 return port
+
         if raise_exception:
             error = _(
                 'No available port is matched. '