Merge "Add a fake hwservicemanager for running w/o hwservicemanager" am: 644721c337 am: 10332b2d20 am: 853829accb am: b1db349517 am: cde66aa262

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/2082458

Change-Id: I91f67865a4d3b427a384f06ced1159d459c74b4f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>