Clean from warnings

:Release Notes:
Clean luna-sysservice from warnings

:Detailed Notes:

:Testing Performed:

:QA Notes:

:Issues Addressed:
[BHV-251] Clean luna-sysservice from warnings

Open-webOS-DCO-1.0-Signed-off-by: Alekseyev Oleksandr<alekseyev.oleksandr@lge.com>

Change-Id: I32ec0a2cfe03dff1f2145b0efa6d9e741e3cb9a8
Reviewed-on: https://g2g.palm.com/4757
Reviewed-by: DCO Verification
Reviewed-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Tested-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>