BYO option for Azure Container Registry

[khowling]

PR Summary

Implement BYO ACR

• Update ACR parameter name from 'registroes_sku' to 'acrCreateNewSku'
• Add new parameter 'acrByoName' ~~* Change name of ACR, removing guid suffix~~
• New UI option for ACR

PR Checklist

• [ ] PR has a meaningful title
• [ ] Summarized changes
• [ ] This PR is ready to merge and is not Work in Progress
• [ ] Link to a filed issue
• [ ] Screenshot of UI changes (if PR includes UI changes)

[Gordonby]

Can we take a ResourceId instead of ACRName? It's likely an existing registry will be in another RG or subscription.

[github-actions[bot]]

PR smells stale, no activity for 30 days. Stale Label will be removed if the PR is updated, otherwise closed in a month.