Various smaller improvements

src/ezgg_lan_manager/services/DatabaseService.py

@@ -1,7 +1,6 @@
 import logging
 
 from datetime import date, datetime
-from pprint import pprint
 from typing import Optional
 from decimal import Decimal
 
@@ -448,7 +447,7 @@ class DatabaseService:
                     pool_init_result = await self.init_db_pool()
                     if not pool_init_result:
                         raise NoDatabaseConnectionError
-                    return await self.change_ticket_owner(ticket_id)
+                    return await self.delete_ticket(ticket_id)
                 except Exception as e:
                     logger.warning(f"Error deleting ticket: {e}")
                     return False