Release version 2.1.0 of the `github-actions` package

Checks

[x] The updated version in the package.json and package-lock.json is correct.
[x] The changelog is correct.
Next steps
1. Approve this PR to allow the next workflow creates a new release.
2. Merge this PR after the new release is successfully created and the version tags are updated.
  
  2024-06-19 (2.1.0)
  
  New Features 🎉
Adding plugin e2e option for QIT action. (https://github.com/woocommerce/grow/pull/137)
Tweaked 🔧
[Revert] Update woo.com domain, update feature-requests URL in yeoman generator. (https://github.com/woocommerce/grow/pull/136)