include sys/resource.h to fix build with newer eglibc

:Release Notes:
Newer eglibc releases usually cleanup header includes a bit, in this
case sys/resource.h wasn't included anymore and PRIO_PROCESS wasn't
declared.

:Detailed Notes:

:Testing Performed:
Only build tested.

:QA Notes:
No change in image.

:Issues Addressed:
[GF-16011] novacomd: Fix to compile with M14 toolchain

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@lge.com>

Change-Id: Ic3bc908a8ce8333a22499f72a123682b93fa7846
Reviewed-on: https://g2g.palm.com/3204
Reviewed-by: Build Verification
Tested-by: Keith Derrick <keith.derrick@lge.com>
Reviewed-by: Keith Derrick <keith.derrick@lge.com>