Refine output log format

- Remove ":" after process name
- Remove hostname

[GF-4767] pmlogdaemon: Refine output log format

Open-webOS-DCO-1.0-Signed-off-by: Hongjeon Ha <hj.ha@lge.com>

Change-Id: I24d8a28445749291dc68b14aa3b0e7d4715d5dca
Reviewed-on: https://g2g.palm.com/2161
Reviewed-by: Build Verification
Reviewed-by: Hongjeon Ha <hj.ha@lge.com>
Tested-by: Hongjeon Ha <hj.ha@lge.com>
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Reviewed-by: Gayathri Srinivasan <gayathri.srinivasan@lge.com>