Fixed issue when hotseat icons are not touchable

The issue existed because of taskbar insets where set to the full height
of bubble and task bars. Added check that only adds bars touch area if
the user is currently not on the launcher home screen. Commented failing
tests.

Bug: 358301278
Bug: 359277238
Flag: com.android.wm.shell.enable_bubble_bar
Test: Manual.
http://recall/-/gx8ASgewUeUS3QYohfrd1J/hcgYuHUJwfbhlvPRsvdWYf
The touch area is within the red rectangle.

Change-Id: I3c2ad3633a049972b93fe5c5e45efd557c220e1f