Don't show the TT 2^ warning any more

<img width="391" height="182" alt="Image" src="https://github.com/user-attachments/assets/6beea5e1-1546-4f63-b667-288f4e5d77b9" />

This dialog is about 20 years out of date, no systems benefit from UPMs at a power of 2 for so many years, that I think this dialog is no longer useful