Priority

3 - Not urgent - can be addressed as team bandwidth permits

Where should the changes be made?

https://docs.upsun.com/add-services/mysql.html#password-generation
https://fixed.docs.upsun.com/add-services/mysql.html#password-generation

What exactly should be updated?

Add info describing when to use rotate_passwords=false and the implications.

Optional: Additional context

No response