LauncherTaskbarUIController should only translate nav buttons on...

LauncherTaskbarUIController should only translate nav buttons on inAppProgresst if icon is aligned with hotseat

Fix: 261364559
Test: Pull notification shade in overview, 3-buttons stay in place
Test: Pull notification shade in home, 3-buttons translated down
Test: Go to -1, 3-buttosn translated down
Test: Go to AllApps, 3-buttons translated down
Test: Go to widget picker, 3-buttons translated down
Change-Id: I53da354266c60e86599011ba3ddd8b44cde70beb