libutils: split out libutils_binder

Dependencies of libbinder, so we can build
a core libbinder library, libbinder_sdk.

This is preparing the way to move this part of libbinder
together with binder code into a single project.

Bug: 302720583
Change-Id: Icff078ac6e36c7f2b91cf815d5b9ed19b2e706e1