Merge "docs: Updating obsolete "Key Character Map" link" into tm-qpr-dev am: 57a7621991 am: 7969111e0a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21047883

Change-Id: If1058ef785df74ab176bd2e1159fe97f093651ad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>