Merge "Added missing outlineVariant token from Material" into udc-mainline-prod am: 5a99d030

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22492626



Change-Id: Id36a18876ad59020ed98421b3ad9fb91b3ab2258
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>