Apply automatic linting fixes to src directory

Co-Authored-By: Joe Moura <joao@crewai.com>

src/crewai/cli/authentication/token.py

@@ -5,5 +5,5 @@ def get_auth_token() -> str:
     """Get the authentication token."""
     access_token = TokenManager().get_token()
     if not access_token:
-        raise Exception()
+        raise Exception
     return access_token