Merge "Fix scrolling issue in the full widgets picker" into sc-dev am: 9b68983790 am: ef019a1e50

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14442197

Change-Id: I1bc2b9a1aeed41cf35941dc7cac71f98fb122dac