build(deps-dev): bump @vitest/coverage-v8 from 3.2.4 to 4.0.18

Bumps [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) from 3.2.4 to 4.0.18.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.18/packages/coverage-v8)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.0.18
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@biomejs/biome": "2.3.11",
-    "@vitest/coverage-v8": "^3.0.4",
+    "@vitest/coverage-v8": "^4.0.18",
     "conventional-changelog-cli": "^5.0.0",
     "highlight.js": "^11.6.0",
     "markdown-it-anchor": "^9.0.1",