Bump cryptography from 36.0.1 to 42.0.4

Bumps [cryptography](https://github.com/pyca/cryptography) from 36.0.1 to 42.0.4.
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@36.0.1...42.0.4)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -20,7 +20,7 @@ charset-normalizer==2.0.9
     # via requests
 click==8.0.3
     # via flask
-cryptography==39.0.1
+cryptography==42.0.4
     # via etesync
 defusedxml==0.7.1
     # via radicale