Ultimatum Trial - Survive until time expires - timer disappears when opening certain windows

Steps:

1. Start the Ultimatum trial

2. Get to one of the "Survive until time expires" challenge

3. Once the countdown starts, open any of the windows that cover the whole screen: Marketplace, Atlas, etc.

4. Close the window that opened

Actual result: the countdown timer is gone

Expected result: timer should still be visible

Times reproduced: always