Bump @ghostery/adblocker-content from 2.0.4 to 2.1.1

Bumps [@ghostery/adblocker-content](https://github.com/ghostery/adblocker/tree/HEAD/packages/adblocker-content) from 2.0.4 to 2.1.1.
- [Release notes](https://github.com/ghostery/adblocker/releases)
- [Changelog](https://github.com/ghostery/adblocker/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ghostery/adblocker/commits/v2.1.1/packages/adblocker-content)

---
updated-dependencies:
- dependency-name: "@ghostery/adblocker-content"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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