Update cryptography requirements.txt (#597)

Targeting https://nvd.nist.gov/vuln/detail/CVE-2023-5678 with the
updated version of cryptography.

### Changes

Please describe both what is changing and why this is important.
Include:

- Endpoints added, deleted, deprecated, or changed
- Classes and methods added, deleted, deprecated, or changed
- Screenshots of new or changed UI, if applicable
- A summary of usage if this is a new feature or change to a public API
(this should also be added to relevant documentation once released)
- Any alternative designs or approaches considered

### References

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- support ticket
- community post
- StackOverflow post
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### Testing

Please describe how this can be tested by reviewers. Be specific about
anything not tested and reasons why. If this library has unit and/or
integration testing, tests should be added for new functionality and
existing tests should complete without errors.

- [ ] This change adds unit test coverage
- [ ] This change adds integration test coverage
- [ ] This change has been tested on the latest version of the
platform/language or why not

### Checklist

- [ ] I have read the [Auth0 general contribution
guidelines](https://github.com/auth0/open-source-template/blob/master/GENERAL-CONTRIBUTING.md)
- [ ] I have read the [Auth0 Code of
Conduct](https://github.com/auth0/open-source-template/blob/master/CODE-OF-CONDUCT.md)
- [ ] All existing and new tests complete without errors

Author: adamjmcgrath

requirements.txt

@@ -11,7 +11,7 @@ charset-normalizer==3.2.0 ; python_version >= "3.7" and python_version < "4.0"
 click==8.1.7 ; python_version >= "3.7" and python_version < "4.0"
 colorama==0.4.6 ; python_version >= "3.7" and python_version < "4.0" and sys_platform == "win32" or python_version >= "3.7" and python_version < "4.0" and platform_system == "Windows"
 coverage[toml]==7.2.7 ; python_version >= "3.7" and python_version < "4.0"
-cryptography==41.0.5 ; python_version >= "3.7" and python_version < "4.0"
+cryptography==42.0.2 ; python_version >= "3.7" and python_version < "4.0"
 exceptiongroup==1.1.3 ; python_version >= "3.7" and python_version < "3.11"
 frozenlist==1.3.3 ; python_version >= "3.7" and python_version < "4.0"
 idna==3.4 ; python_version >= "3.7" and python_version < "4.0"