webos_enhanced_submissions: Include webos-repositories.inc

* only components which are inheriting this class are using those
  repository variables defined in webos-repositories.inc
* including it here instead of distro config allows webos components
  to be parsed with different DISTRO than webos

Open-webOS-DCO-1.0-Signed-off-by: Martin Jansa <martin.jansa@lge.com>
Change-Id: If70c25f944b694738d3e3d98e0ea3ca238b1f904
Reviewed-on: https://g2g.palm.com/1849
Reviewed-by: Build Verification
Reviewed-by: Martin Jansa <Martin.Jansa@lge.com>
Tested-by: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>