Bump @vitest/coverage-v8 from 3.0.9 to 4.0.12

Bumps [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) from 3.0.9 to 4.0.12.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.12/packages/coverage-v8)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.0.12
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]