devtools

523ffb25 - Implement the log retention setting (#7951)

Implement the log retention setting (#7951)  Implement the log retention setting. <img width="447" alt="Screenshot 2024-06-20 at 12 56 41 PM" src="https://github.com/flutter/devtools/assets/1386322/65d375dd-77af-471a-8856-c134d35b656a">