Allows message transactions to be used by any transaction owner

Today, reliable message transactions are limited by host endpoints. To extend its use for sessions, expand the host endpoint ID to an owner ID which can be defined by a new transaction type, guaranteeing uniqueness.

Bug: 381102453
Flag: android.chre.flags.offload_implementation
Test: Compile
Test: CHQTS reliable message test pass
Change-Id: I8dc68776e1391eaed33ca2d561041d4c3a9e5aeb