🚀 Feature: Also remove ts-prune config files in `blockKnip`

[JoshuaKGoldberg]

Feature Request Checklist

• I have pulled the latest main branch of the repository.
• I have searched for related issues and found none that matched my issue.

Overview

https://github.com/nadeesha/ts-prune is a predecessor to Knip that I used to use. It was great at the time but is now archived. blockKnip should remove its files and dependencies.

Additional Info

Example of it existing: https://github.com/JoshuaKGoldberg/should-semantic-release/blob/main/.ts-prunerc

🎁

[github-actions]

🎉 This is included in version v2.55.0 🎉

The release is available on:

• GitHub releases
• npm package (@latest dist-tag)

Cheers! 📦🚀