Update compact Avatar size to PF Avatar "small"

[thatblindgeye]

Per request from Ask RH, we want to update the size of a compact Avatar in Chatbot from the PF Avatar "medium" size to "small" size.

[github-actions]

🎉 This issue has been resolved in version 6.5.0-prerelease.12 🎉

The release is available on:

• GitHub release
• npm package (@prerelease dist-tag)

Your semantic-release bot 📦🚀