Bump typescript from 4.2.3 to 4.9.5

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.2.3 to 4.9.5.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Changelog](https://github.com/microsoft/TypeScript/blob/main/azure-pipelines.release.yml)
- [Commits](microsoft/TypeScript@v4.2.3...v4.9.5)

---
updated-dependencies:
- dependency-name: typescript
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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