Fix pycodestyle

Author: pitbulk

src/onelogin/saml2/idp_metadata_parser.py

@@ -22,7 +22,7 @@
 class OneLogin_Saml2_IdPMetadataParser(object):
     """
     A class that contain methods related to obtaining and parsing metadata from IdP
-    
+
     This class does not validate in any way the URL that is introduced,
     make sure to validate it properly before use it in a get_metadata method.
     """
@@ -262,4 +262,3 @@ def dict_deep_merge(lhs, rhs):
             updated_rhs[key] = rhs[key]
     lhs.update(updated_rhs)
     return lhs
-