Merge "Deprecate android.hidl.allocator after U vintf" into main am: 6e16bd3855 am: d711c09863 am: dcf3e047a6

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/2902449

Change-Id: I3cec1101f2ab6a6f9fe152e0a9d0f6311fc5effc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>