Kill the "do you want to update to the latest version?" dialog on startup

[bryan-pardo]

Your idea

Don't show that dialog. Many people will feel compelled to update...and then not be able to use our models.

Problem to be solved

This solves the 'people have the wrong version of Audacity' problem.

Prior art

No response

Additional context

No response

[hugofloresgarcia]

reopening because the issue seems to be back on the latest code.