Don't move keyboard focus on button press
Until the spec is clear about how the keyboard focus should be transferred between sub-surfaces, it's better to remove this heuristic and focus only the main surface. For example, if an application window has sub-surfaces but user doesn't press any pointer button, any sub-surface can have focus. Effectively, this reverts 55f3a295.
!253 with work/no-keyboard-focus-on-press in 7 minutes and 41 seconds (queued for 132 minutes and 2 seconds)1 job for