Update README.md

Author: imjohnbo

README.md

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 # GitHub Actions Self Hosted Runners on Anthos
 
-> An _example configuration and usage_ of GitHub Actions [self hosted runners](https://help.github.com/en/actions/hosting-your-own-runners/about-self-hosted-runners) on [Anthos GKE](https://cloud.google.com/anthos/gke). Under active development 🧪.
+> An example configuration and usage of GitHub Actions [self hosted runners](https://help.github.com/en/actions/hosting-your-own-runners/about-self-hosted-runners) on [Anthos GKE](https://cloud.google.com/anthos/gke).
 
 A Continuous Integration [job](https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobs) builds the image and publishes it to Google Container Registry, and a Continuous Deployment job deploys it to Google Kubernetes Engine (GKE). The self hosted runners in this cluster are made available to the GitHub repository configured via the `GITHUB_REPO` environment variable below.