Fix contrast levels of outline and outline_variant am: 35fff40d am:...

Fix contrast levels of outline and outline_variant am: 35fff40d am: 6466ca7e am: 212c5679 am: 562fd244

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23441271



Change-Id: I260b6b310a780e26ea5982505d861450b5ebd1bb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>