Bump cryptography from 41.0.4 to 41.0.6 in /docs/.sphinx (#162)

Bumps [cryptography](https://github.com/pyca/cryptography) from 41.0.4 to 41.0.6.
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@41.0.4...41.0.6)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-type: indirect
...

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

docs/.sphinx/requirements.txt

@@ -26,7 +26,7 @@ charset-normalizer==3.1.0
     # via requests
 click==8.1.3
     # via sphinx-external-toc
-cryptography==41.0.4
+cryptography==41.0.6
     # via pyjwt
 deprecated==1.2.13
     # via pygithub