Merge "Update bottom widget picker and pin widget dialog layout in landscape mode." into sc-dev am: b5459c9ba5 am: cbb8df3ec3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14817823

Change-Id: I05852177068516750484b37748248f6074e94047