lint: fix lints

Author: felixweinberger

tests/client/test_auth.py

@@ -361,13 +361,13 @@ async def test_oauth_discovery_fallback_conditions(self, oauth_provider: OAuthCl
             ),
             request=token_request,
         )
-        
+
         # After OAuth flow completes, the original request is retried with auth header
         final_request = await auth_flow.asend(token_response)
         assert final_request.headers["Authorization"] == "Bearer new_access_token"
         assert final_request.method == "GET"
         assert str(final_request.url) == "https://api.example.com/v1/mcp"
-        
+
         # Send final success response to properly close the generator
         final_response = httpx.Response(200, request=final_request)
         try: