webos-image: Update layer pins for 2013-12-17

meta-webos as of 2013-12-17 14:41:10 -0800

a9cb869 webos-image: luna-sysservice=29

Open-webOS-DCO-1.0-Signed-off-by: Keith Derrick <keith.derrick@lge.com>

Change-Id: Ib9b19bf31db69d2a7a2a37b8538108ab004fced1
Reviewed-on: https://g2g.palm.com/4230
Reviewed-by: DCO Verification
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Tested-by: Keith Derrick <keith.derrick@lge.com>