Bump cryptography from 42.0.5 to 43.0.1 in /server

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
...

Signed-off-by: dependabot[bot] <support@github.com>

server/requirements.txt

@@ -70,7 +70,7 @@ click-repl==0.3.0
     # via celery
 croniter==0.3.37
     # via superdesk-core
-cryptography==42.0.5
+cryptography==43.0.1
     # via
     #   authlib
     #   jwcrypto