docs: Typo fix ("occured" -> "occurred") am: 6cf9ea0db7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20837819

Change-Id: Ib84584b1b6d66dc32af55f1d893a99cd2e7849c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>