Merge "Release outstanding suspend blockers when shutting down DPC" into tm-dev am: 3a28a13e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19053827



Change-Id: I3470e662dc1b8dc42b7d92ae18529744a19ab080
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>