st-hal: Logging enhancements

1. Identify the source of pause/resume events.
2. Add detection counter to show detection stats during dereg_sm.
3. Identify the file name of each debug dump.
4. Identify when a SM loaded is PDK5.
5. Improve 2nd stage UV latency data collection.

Change-Id: I12180fd451003abfa1bf9424328f708c709b3d16
5 files changed