docs: Typo fix (andorid -> android) am: 939d9a4c67 am: 2808995da0 am: cf7e08e7fe

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24670029

Change-Id: Ic3ec69d6619ce2f7274a84b0bdd68de184a763d0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>