Merge "Add hwservicemanager vintf fragments to system_ext" into main am: 19f98bd6a2 am: 4285712719

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/3027298

Change-Id: If8317a4a1fe01ba602ec38a286eea4ee3eebb54a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>