Modify openlog() option parameter

:Release Notes:
Modify openlog() option parameter

:Detailed Notes:
pid need not be appended since pmloglib is doing it.

:Testing Performed:
Compiled locally and tested on a device.

:QA Notes:

:Issues Addressed:
[GF-43868] mojodb shows process id along with process name

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

Change-Id: Ib1810f47047b112c6f9fb1a7434fe462ff4606c2
Reviewed-on: https://g2g.palm.com/3728
Reviewed-by: Build Verification
Reviewed-by: Hongjeon Ha <hj.ha@lge.com>
Tested-by: Hongjeon Ha <hj.ha@lge.com>
Reviewed-by: Kyouhyun Hwang <kyouhyun.hwang@lge.com>
Reviewed-by: Gayathri Srinivasan <gayathri.srinivasan@lge.com>
Reviewed-by: Maksym Sditanov <maxim.sditanov@lge.com>
Tested-by: Maksym Sditanov <maxim.sditanov@lge.com>