Bump cryptography from 42.0.5 to 43.0.1 in /docs (#876)

Bumps [cryptography](https://github.com/pyca/cryptography) from 42.0.5 to 43.0.1.
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@42.0.5...43.0.1)

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

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Author: dependabot[bot]

docs/requirements.txt

@@ -24,7 +24,7 @@ click==8.1.7
     # via
     #   -r requirements.in
     #   bo4e-schema-tool
-cryptography==42.0.5
+cryptography==43.0.1
     # via pyjwt
 deprecated==1.2.14
     # via pygithub