Bump cryptography from 42.0.5 to 43.0.1 in /src

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: direct:production
...

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

src/requirements.txt

@@ -8,7 +8,7 @@ certifi==2024.2.2; python_version >= '3.6'
 cfenv==0.5.3
 cffi==1.16.0; platform_python_implementation != 'PyPy'
 charset-normalizer==3.3.2; python_full_version >= '3.7.0'
-cryptography==42.0.5; python_version >= '3.7'
+cryptography==43.0.1; python_version >= '3.7'
 defusedxml==0.7.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'
 diff-match-patch==20230430; python_version >= '3.7'
 dj-database-url==2.1.0