Fix Lint in utils

Author: erikwrede

Diff for: graphene_sqlalchemy/utils.py

@@ -151,12 +151,12 @@ def sort_argument_for_model(cls, has_default=True):
     return Argument(List(enum), default_value=enum.default)
 
 
-def is_sqlalchemy_version_less_than(version_string): # pragma: no cover
+def is_sqlalchemy_version_less_than(version_string):  # pragma: no cover
     """Check the installed SQLAlchemy version"""
     return pkg_resources.get_distribution('SQLAlchemy').parsed_version < pkg_resources.parse_version(version_string)
 
 
-def is_graphene_version_less_than(version_string): # pragma: no cover
+def is_graphene_version_less_than(version_string):  # pragma: no cover
     """Check the installed graphene version"""
     return pkg_resources.get_distribution('graphene').parsed_version < pkg_resources.parse_version(version_string)