webos.conf: Correct maintainer email

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

Change-Id: Iace414922acbe0f9016db8727ddb2bb5349d98e5
Reviewed-on: https://g2g.palm.com/2057
Reviewed-by: Build Verification
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>