SystemServer: Support persistent_data_block for ARC

This starts ArcPersistentDataBlockService from SystemServer for ARC.

Please see the original CL ag/24587962 for why ARC needs this.
This is similar to earlier ag/24924886 in main.

Bug: 301628886
Test: m
Change-Id: Ib7ede2bf45d29d4cce27b6ea7ebb4f373e9a8ef8
1 file changed