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

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

Change-Id: I6b8f29e75e8d038fa88a25fd9586fdbe3cb35c19
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>