Update README.md in a fork branch

[BluValor-2]

Fixes / Features

Testing running GitHub workflows from PRs created from fork of not owner accounts.

Testing / Documentation

Able to create a PR to the main repo from a fork through the "Pull requests" tab of the fork repo:

After signing Google CLA and performing CLA rescan the workflow awaits approval from maintainer:

• [ y/n ] Tests pass
• [ y/n ] Appropriate changes to documentation are included in the PR

[google-cla[bot]]

Thanks for your pull request! It looks like this may be your first contribution to a Google open source project. Before we can look at your pull request, you'll need to sign a Contributor License Agreement (CLA).

View this failed invocation of the CLA check for more information.

For the most up to date status, view the checks section at the bottom of the pull request.

[scaliby]

Closing as external contributor flow is already fixed.