chore(deps-dev): Bump @vitest/coverage-v8 from 3.2.4 to 4.1.9

Bumps [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) from 3.2.4 to 4.1.9.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.9/packages/coverage-v8)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.1.9
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -67,7 +67,7 @@
     "@types/node": "^24",
     "@typescript-eslint/eslint-plugin": "^8.61.1",
     "@typescript-eslint/parser": "^6.21.0",
-    "@vitest/coverage-v8": "^3.2.4",
+    "@vitest/coverage-v8": "^4.1.9",
     "byline": "^5.0.0",
     "copyfiles": "^2.4.1",
     "cross-env": "^10.1.0",