Python: (samples): adopt AzureOpenAIResponsesClient, reorganize orchestration examples, and fix workflow/orchestration bugs#3873

markwallace-microsoft merged 3 commits intomicrosoft:mainmicrosoft/agent-framework:mainfrom

moonbox3:update-workflows-samples-responsesapimoonbox3/agent-framework:update-workflows-samples-responsesapiCopy head branch name to clipboard