Ruff fix

Author: bprobert97

tests/test_cli_debug.py

@@ -2,6 +2,7 @@
 from labthings_fastapi.server.cli import serve_from_cli
 from labthings_fastapi.logs import THING_LOGGER
 
+
 def test_cli_debug_flag():
     """
     Test that using the --debug flag sets the logger level to DEBUG,