cmake-modules-webos: Rename to cmake-modules-webos-native

* we're not using BBCLASSEXTEND
* add -native suffix so it's clear that we're inheriting native inside

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@palm.com>
Change-Id: I05360740f7eda9f85a7fa3408d23c37be656ed9c
Reviewed-on: https://g2g.palm.com/1597
Reviewed-by: Build Verification
Reviewed-by: Martin Jansa <martin.jansa@palm.com>
Tested-by: Martin Jansa <martin.jansa@palm.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Reviewed-by: Keith Derrick <keith.derrick@lge.com>