Logs Flash Notifications toggle event am: 8b1f85aa am: 774769f4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/22562949



Change-Id: Id5c967024269f23c04724b9732f805609dec9b7d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>