Bump cryptography from 42.0.8 to 43.0.1 in /backend in the pip group (#…

…633)

Bumps the pip group in /backend with 1 update: [cryptography](https://github.com/pyca/cryptography).


Updates `cryptography` from 42.0.8 to 43.0.1
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@42.0.8...43.0.1)

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

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

backend/requirements.txt

@@ -3,7 +3,7 @@ argon2-cffi==23.1.0
 argon2-cffi-bindings==21.2.0
 Babel==2.15.0
 caldav==1.3.9
-cryptography==42.0.8
+cryptography==43.0.1
 fastapi==0.111.0
 fluent.runtime==0.4.0
 fluent.syntax==0.19.0