window: drop strict centering-policy from titlebar
This was causing the contents of the window to cut off when resizing it with the minimize/maximize buttons enabled.
Before:
Screencast_from_2024-03-22_22-34-44
After:
This was causing the contents of the window to cut off when resizing it with the minimize/maximize buttons enabled.
Before:
Screencast_from_2024-03-22_22-34-44
After: