fix(deps): update dependency tslib to v2.8.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
tslib (source)	2.7.0 -> 2.8.0

---

Release Notes

Microsoft/tslib (tslib)

### [`v2.8.0`](https://redirect.github.com/microsoft/tslib/releases/tag/v2.8.0) [Compare Source](https://redirect.github.com/Microsoft/tslib/compare/v2.7.0...v2.8.0) #### What's Changed - Validate export structure of every entrypoint by [@​andrewbranch](https://redirect.github.com/andrewbranch) in [https://github.com/microsoft/tslib/pull/269](https://redirect.github.com/microsoft/tslib/pull/269) - Add rewriteRelativeImportExtension helper by [@​andrewbranch](https://redirect.github.com/andrewbranch) in [https://github.com/microsoft/tslib/pull/270](https://redirect.github.com/microsoft/tslib/pull/270) **Full Changelog**: https://github.com/microsoft/tslib/compare/v2.7.0...v2.8.0

---

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.