libsoup: Add missing dependencies

:Release Notes:
The missing dependencies caused libsoup to fail to build.

:Detailed Notes:

:Testing Performed:
Successful build with and without icecc enabled.

:QA Notes:
No change to image.

:Issues Addressed:
[ES-812] Investigate icecc related package failures

Open-webOS-DCO-1.0-Signed-off-by: Iyad Qumei <iyad.qumei@lge.com>

Change-Id: Ie5276493bac1a44e2f1ec4aaa6d79a3f4d4abe36
Reviewed-on: https://g2g.palm.com/5564
Reviewed-by: DCO Verification
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>