[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

examples/service-fastapi/app/security.py

@@ -32,6 +32,7 @@ if os.environ.get("JUPYTERHUB_OAUTH_SCOPES"):
 else:
     access_scopes = ["access:services"]
 
+
 ### For consideration: optimize performance with a cache instead of
 ### always hitting the Hub api?
 async def get_current_user(