Bump @vitest/coverage-v8 from 3.1.4 to 4.0.15

Bumps [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) from 3.1.4 to 4.0.15.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.15/packages/coverage-v8)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.0.15
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -51,7 +51,7 @@
     "@types/node": "^22.14.0",
     "@typescript-eslint/eslint-plugin": "^8.30.1",
     "@typescript-eslint/parser": "^8.30.1",
-    "@vitest/coverage-v8": "^3.1.1",
+    "@vitest/coverage-v8": "^4.0.15",
     "esbuild": "^0.25.5",
     "eslint": "^9.24.0",
     "eslint-config-prettier": "^10.1.2",