Merge "Add logcat message for background started FGS." into rvc-dev am: 274ce444 am: 6e4f802c am: 076c246c am: d9a00376

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12172784

Change-Id: Idfa94e7afac08f57eb0979fc78e9bc741f2fb2be