repl: Show executing status at the bottom of the outputs while waiting for execution to finish (#15096)

![image](https://github.com/user-attachments/assets/3b43f9d9-6456-42e2-a76a-43887d63309e)

Release Notes:

- N/A

Kyle Kelley committed 2y ago

846fc67519d976a72512235adfe54e189d522127

Parent: 0843da0

Committed by GitHub <noreply@github.com> on 7/24/2024, 4:04:41 PM