Merge "Support RTL for text of Preferences" into udc-dev am: 429962dd am: b1f34a0c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23263078



Change-Id: Ic9932a30f57d6172d41777523f8e155907632f77
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>