Update dependency cryptography to v42.0.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
cryptography (changelog)	==42.0.7 -> ==42.0.8

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Release Notes

pyca/cryptography (cryptography)

### [`v42.0.8`](https://togithub.com/pyca/cryptography/compare/42.0.7...42.0.8) [Compare Source](https://togithub.com/pyca/cryptography/compare/42.0.7...42.0.8)

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