chore: apply lint

Author: Brooke-white

redshift_connector/plugin/saml_credentials_provider.py

@@ -100,7 +100,7 @@ def refresh(self: "SamlCredentialsProvider") -> None:
                     role: str = ""
                     provider: str = ""
                     for arn in arns:
-                        arn = arn.strip() # remove trailing or leading whitespace
+                        arn = arn.strip()  # remove trailing or leading whitespace
                         if role_pattern.match(arn):
                             role = arn
                         if provider_pattern.match(arn):