build(deps-dev): bump typescript from 3.9.6 to 3.9.7 (#1809)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 3.9.6 to 3.9.7.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v3.9.6...v3.9.7)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]