Merge "Update preferences to Material Next styling" into sc-dev am: b177133e7b am: 64091a6702 am: d2c808a4a3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14740617

Change-Id: I5788aebea56f69a1d0b8cbddd745fbad283f0127