Merge "Don't move taskbar window when it resizes" into sc-v2-dev am: a2f04dd7d4 am: 8832cb8e26

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15829006

Change-Id: I99863077489f4876e95a43b1ceac23864181de96