ci: update docker registry logic for main, dev, and demo branches#1660

Roopan-Microsoft merged 9 commits intodevAzure-Samples/chat-with-your-data-solution-accelerator:devfrom

update-cwyd-container-registry-nameAzure-Samples/chat-with-your-data-solution-accelerator:update-cwyd-container-registry-nameCopy head branch name to clipboard