GitLab

Bumps [com.github.eirslett:frontend-maven-plugin](https://github.com/eirslett/frontend-maven-plugin) from 1.12.1 to 1.13.4.
- [Changelog](https://github.com/eirslett/frontend-maven-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/eirslett/frontend-maven-plugin/compare/frontend-plugins-1.12.1...frontend-plugins-1.13.4)

---
updated-dependencies:
- dependency-name: com.github.eirslett:frontend-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>