recipes: Add missing pkgconfig inherit

:Release Notes:
These components are using pkgconfig for configuration.

:Detailed Notes:

:Testing Performed:
Only build tested.

:QA Notes:
No change to image.

:Issues Addressed:
[ES-1190] Ongoing metadata improvement/cleanup work

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

Change-Id: Ic5378f7b3ad0e3c206490383d28fd977116da8ad
Originally-reviewed-on: https://gpro.palm.com/59028
Reviewed-on: https://g2g.palm.com/6427
Reviewed-by: Martin Jansa <Martin.Jansa@lge.com>
Tested-by: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>