docs: Fix typo ("occured" -> "occurred") am: d14a39ac am: f20ca28a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20845431



Change-Id: Iaf3b64fbbdb9372023139e1233f4a12527dcabdf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>