Fix CI Lint (#380)

Author: pitbulk

.github/workflows/python-package.yml

@@ -89,6 +89,7 @@ jobs:
         pip install -U setuptools
         sudo apt-get update -qq
         sudo apt-get install -qq swig python-dev libxml2-dev libxmlsec1-dev
+        pip install --force-reinstall --no-binary lxml lxml
         make install-req
         make install-test
     - name: Run linters

tests/src/OneLogin/saml2_tests/response_test.py

@@ -761,8 +761,7 @@ def testGetEncryptedAttributes(self):
         Tests the get_attributes method of the OneLogin_Saml2_Response with an encrypted response
         """
         settings = OneLogin_Saml2_Settings(self.loadSettingsJSON('settings8.json'))
-        xml = self.file_contents(join(self.data_path, 'responses',
-                                        'signed_message_encrypted_assertion2.xml.base64'))
+        xml = self.file_contents(join(self.data_path, 'responses', 'signed_message_encrypted_assertion2.xml.base64'))
         response = OneLogin_Saml2_Response(settings, xml)
         self.assertEqual({
             'uid': ['smartin'],