chore(deps): update vitest monorepo to v4 (major) (#356)

* chore(deps): update vitest monorepo to v4

* await

* Ignore src/utils.ts in test coverage

* Preserve v8 ignore comments in get-file-content.ts

* fix

* extraneous

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: wolfy1339 <webmaster@wolfy1339.com>
Co-authored-by: wolfy1339 <4595477+wolfy1339@users.noreply.github.com>

Author: renovate[bot]