webos-image: Update layer pins for 2014-04-27

meta-webos as of 2014-04-26 23:53:16 -0700

75e76a1 webos-image: db8=138

Open-webOS-DCO-1.0-Signed-off-by: Susan Montooth <susan.montooth@lge.com>

Change-Id: I1312eec3ecb3153cd8104313e56be549780c90fe
Reviewed-on: https://g2g.palm.com/5453
Reviewed-by: DCO Verification
Build: Susan Montooth <susan.montooth@lge.com>
Reviewed-by: Build Verification
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>