Merge "docs: Fix typo ("An consumer" -> "A consumer")" into tm-dev am: 4cfb823dc5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20845430

Change-Id: I53cb1a7e1ca294609b9a8ee7832897eb4b73a43c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>