Fix plugin installation format from marketplace URL to GitHub repository path#14425

pelikhan merged 3 commits intocopilot/add-plugin-to-smoke-agentic-workflowsgithub/gh-aw:copilot/add-plugin-to-smoke-agentic-workflowsfrom

copilot/fix-plugin-importgithub/gh-aw:copilot/fix-plugin-importCopy head branch name to clipboard