Merge "Add logcat message for background started FGS." into rvc-dev am: 274ce4442a am: 6e4f802c62

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

Change-Id: If2fe5525038ef87ca0d5b8c2b78f2f49b60e2fd9