docs: add ai provider token instructions by zimeg · Pull Request #1340 · slackapi/bolt-python

Summary

This PR follows up on changes from slack-samples/bolt-python-ai-chatbot#13 to include instructions for gathering tokens from providers 🤖

Testing

🔗 All links remain current!

Category

• Document pages under /docs

Requirements

Please read the Contributing guidelines and Code of Conduct before creating this issue or pull request. By submitting, you are agreeing to those rules.

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.
• I've run ./scripts/install_all_and_run_tests.sh after making the changes.