Allow Shortcuts to be vertically unbounded

When the indication area was vertically small
the shortcuts were squished. This is not beneficial
as the shortcuts always have space above them.

Fixes: 440650194
Test: manual, foldable rotated
Flag: com.android.systemui.scene_container
Change-Id: I62f7e1bfe9e93745766502746a66331e9f7dfaf0