build(deps): bump tslib from 2.3.1 to 2.4.0 (#304)

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](microsoft/tslib@2.3.1...2.4.0)

---
updated-dependencies:
- dependency-name: tslib
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]