Merge pull request #581 from alphagov/ldeb-bump-cryptography

Bump cryptography from 2.3.1 to 3.2 or later

setup.py

@@ -29,7 +29,7 @@
          'Flask-Login>=0.2.11',
          'boto3<2,>=1.7.83',
          'contextlib2>=0.4.0',
-         'cryptography<2.4,>=2.3',
+         'cryptography>=3.2',
          'gds-metrics>=0.2.0,<1',
          'govuk-country-register>=0.3.0',
          'mailchimp3==3.0.6',