On X, this is entirely useless.There's a special code path in create for
windowType == Desktop and in ::setGeometry it doesn't seem to help/hinder.
It's not like we need WM_NORMAL_HINTS for a WM to resize us.
On wayland it's downright destructive.
On the second setGeometry call the QPA bounds the new geography to the
current min/max (from our previous screenGeometryChanged). But updating
the min/max doesn't update our geometry. End result is our screen is