test: Remove unused pytest fixtures

nextcloud_mcp_server/server/__init__.py

@@ -1,9 +1,9 @@
 from .calendar import configure_calendar_tools
+from .contacts import configure_contacts_tools
+from .deck import configure_deck_tools
 from .notes import configure_notes_tools
 from .tables import configure_tables_tools
 from .webdav import configure_webdav_tools
-from .contacts import configure_contacts_tools
-from .deck import configure_deck_tools
 
 __all__ = [
     "configure_calendar_tools",