Dump SingleScanStateMachine events

This is useful for single scan debugging.
This also reduces the PnoScanStateMachine's locallog size, so
as a result we won't increase the total log size.

Bug: 62019591
Test: compile, unit tests, manual tests
Change-Id: Ia59f24a977d332d7993448c0df41b4df6d038922
1 file changed
tree: 82ca3bc5e6ee4e1687af9f72a9bf60b104e20931
  1. service/
  2. PREUPLOAD.cfg