Merge "Revert^2 "Deprecate android.hidl.allocator after U vintf"" into main am: 83f416a5d5

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/2907115

Change-Id: I34f2655a18c6501112852216d95dd3a64b2b389e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>