fix(deps): update dependency @fastify/error to v4

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@fastify/error	3.4.1 -> 4.0.0

---

Release Notes

fastify/fastify-error (@​fastify/error)

### [`v4.0.0`](https://redirect.github.com/fastify/fastify-error/releases/tag/v4.0.0) [Compare Source](https://redirect.github.com/fastify/fastify-error/compare/v3.4.1...v4.0.0) #### What's Changed - chore(deps-dev): bump tsd from 0.29.0 to 0.30.0 by [@​dependabot](https://redirect.github.com/dependabot) in [https://github.com/fastify/fastify-error/pull/123](https://redirect.github.com/fastify/fastify-error/pull/123) - chore(.gitignore): add .tap/ dir by [@​Fdawgs](https://redirect.github.com/Fdawgs) in [https://github.com/fastify/fastify-error/pull/124](https://redirect.github.com/fastify/fastify-error/pull/124) - chore(deps-dev): bump tsd from 0.30.7 to 0.31.0 by [@​dependabot](https://redirect.github.com/dependabot) in [https://github.com/fastify/fastify-error/pull/126](https://redirect.github.com/fastify/fastify-error/pull/126) - Merge `next` into `master` by [@​jsumners](https://redirect.github.com/jsumners) in [https://github.com/fastify/fastify-error/pull/127](https://redirect.github.com/fastify/fastify-error/pull/127) **Full Changelog**: https://github.com/fastify/fastify-error/compare/v3.4.1...v4.0.0

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.