Add shortcut title into pin label. Without shortcut title, the pin label does not make sense in non-English string. am: 82b7fd41 am: 0647b559 am: 4cdd6e54

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18328646



Change-Id: I20032d58ece60516c005202f6fb7d440f0f3c053
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>