docs(readme): Add new related project, lighthouse-github-reporter (#6307

)

readme.md

@@ -290,6 +290,7 @@ Other awesome open source projects that use Lighthouse.
 * **[Garie](https://github.com/boyney123/garie)** — An open source tool for monitoring performance using Lighthouse,  PageSpeed Insights, [Prometheus](https://prometheus.io/), [Grafana](https://grafana.com/) and [Docker](https://www.docker.com/).
 * **[lighthouse-ci](https://github.com/andreasonny83/lighthouse-ci)** - Run Lighthouse and assert scores satisfy your custom thresholds.
 * **[lighthouse4u](https://github.com/godaddy/lighthouse4u)** - LH4U provides Google Lighthouse as a service, surfaced by both a friendly UI+API, and backed by Elastic Search for easy querying and visualization.
+* **[lighthouse-gh-reporter](https://github.com/carlesnunez/lighthouse-gh-reporter)** - Run Lighthouse in CI and report back in a comment on your pull requests
 
 ## FAQ