Fixed ruff issues

tests/test_e2e.py

@@ -4,8 +4,6 @@ import pytest_asyncio
 import sys
 import os
 import random
-from unittest.mock import MagicMock, AsyncMock
-
 # Add lib to path
 sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', 'lib'))
 
@@ -15,8 +13,7 @@ from openttd.protocol import (
     OpenTTDAdminProtocol,
     AdminUpdateType,
     AdminUpdateFrequency,
-    PacketGameType,
-    PacketAdminType
+    PacketGameType
 )