libbinder: Build and run binderRpcTest on Trusty

Refactor binderRpcTest to run some of its tests on Trusty.

Bug: 230135749
Test: run --boot-test com.android.trusty.binderRpcTest
Test: mmm tests
Change-Id: I816f9b0a4494d173e6dd9a5415e4758c1a32933d
10 files changed