Bump cryptography from 38.0.1 to 39.0.2 (#440)

Bumps [cryptography](https://github.com/pyca/cryptography) from 38.0.1 to 39.0.2.
- [Release notes](https://github.com/pyca/cryptography/releases)
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@38.0.1...39.0.2)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -5,7 +5,7 @@ Werkzeug~=2.0.2
 requests==2.28.1
 gunicorn
 
-cryptography==38.0.1
+cryptography==39.0.2
 
 # Flask Extensions
 Flask-Assets>=0.12,<2.1.0