Merge "Update bottom widget picker and pin widget dialog layout in landscape mode." into sc-dev am: b5459c9ba5 am: 4a7dfa9deb

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

Change-Id: I0552efb6e281839f185bfac88668ec8e13f5efe9