Bump vitest and @vitest/coverage-v8 (#20)

Bumps [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest) and [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8). These dependencies needed to be updated together.

Updates `vitest` from 1.6.0 to 1.6.1
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v1.6.1/packages/vitest)

Updates `@vitest/coverage-v8` from 1.6.0 to 1.6.1
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v1.6.1/packages/coverage-v8)

---
updated-dependencies:
- dependency-name: vitest
  dependency-type: direct:development
- dependency-name: "@vitest/coverage-v8"
  dependency-type: direct:development
...

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