Replace the SlicePreference with Preference am: 794fc58235

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/22755956

Change-Id: I5e9032624347b27acb02eafd28002744d92b5f2f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>