Merge "Add BarringInfo.BarringServiceInfo#toString" into main am: 6f25c5b7c6 am: 4f154870c9 am: 70669dec4f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2779769

Change-Id: Ic07dcafb096ccf3162de671f3304f8ce31383663
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>