chore: Bump vitest and @vitest/coverage-v8 (#103)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Michael Dowse <[email protected]>

Author: dependabot[bot]