fix(dns): segfaults in pkarr (#3120)

## Description

`simple-dns` had a number of risky parsing calls that could go out of
bounds and produce a segfault. Through the power of OSS and the daisy
chain of bumped dependencies this should now be fixed.

Closes #2844

## Breaking Changes

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including how to migrate older code. -->

## Notes & open questions

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## Change checklist

- [ ] Self-review.
- [ ] Documentation updates following the [style
guide](https://rust-lang.github.io/rfcs/1574-more-api-documentation-conventions.html#appendix-a-full-conventions-text),
if relevant.
- [ ] Tests if relevant.
- [ ] All breaking changes documented.

Author: Arqu