Remove assignments to unused variable OPENWEBOS_TARGET
Remove assignments to unused variable OPENWEBOS_TARGET

All uses have been converted to WEBOS_TARGET_CORE_OS.

Open-webOS-DCO-1.0-Signed-off-by: Herb Kuta <herb.kuta@palm.com>
Change-Id: Ibf6a0157fcf3981bc25e645aa68abae422fc0e66

Garfonso/meta-webos-ports,nizovn/meta-webos-ports,openwebos/meta-webos,openwebos/meta-webos,openwebos/meta-webos,nizovn/meta-webos-ports,Garfonso/meta-webos-ports,openwebos/meta-webos