HOW TO: Update the VKACI Helm Chart repository after a release

Steps

1. Create a new branch form main
2. Update the helm/Chart.yml version and appVersion within the same file to match the latest github release version.
3. Commit the change and create a PR to merge this change into main.
4. Once PR is approved and merged, checkout gh-pages branch.
5. Pull main into gh-pages.
6. Run helm package helm
7. Move tgz file to docs folder. mv *.tgz docs/
8. Change into the docs directory cd docs
9. Run helm repo index . --url https://datacenter.github.io/ACI-Kubernetes-Visualiser --merge .\index.yaml
10. Commit the tgz and index.yaml file to gh-pages and push.