chore(deps-dev): Bump @vitest/coverage-istanbul from 2.1.4 to 3.0.4

Bumps [@vitest/coverage-istanbul](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-istanbul) from 2.1.4 to 3.0.4.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v3.0.4/packages/coverage-istanbul)

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

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

package.json

@@ -23,7 +23,7 @@
     "@types/firefox-webext-browser": "^120.0.4",
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",
-    "@vitest/coverage-istanbul": "^2.1.8",
+    "@vitest/coverage-istanbul": "^3.0.4",
     "eslint-config-love": "^47.0.0",
     "eslint-plugin-react": "^7.37.3",
     "eslint-plugin-react-hooks": "^5.0.0",