Bump got and ava

Removes [got](https://github.com/sindresorhus/got). It's no longer used after updating ancestor dependency [ava](https://github.com/avajs/ava). These dependencies need to be updated together.


Removes `got`

Updates `ava` from 3.15.0 to 4.3.3
- [Release notes](https://github.com/avajs/ava/releases)
- [Commits](avajs/ava@v3.15.0...v4.3.3)

---
updated-dependencies:
- dependency-name: got
  dependency-type: indirect
- dependency-name: ava
  dependency-type: direct:development
...

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