cube-overc.conf: Update the busybox removal to the current approach
cube-overc.conf: Update the busybox removal to the current approach

OE is now designed to have busybox be removable.  In order to do this we need
to set a number of items to their non-busybox alternatives.

Signed-off-by: Mark Hatle <41765ab18fb75e64ff0efe27f2ebcdb2d6f7e44e@windriver.com>

OverC/meta-overc,masselstine/meta-overc,OverC/meta-overc,OverC/meta-overc,OverC/meta-overc,OverC/meta-overc,OverC/meta-overc,masselstine/meta-overc,masselstine/meta-overc,masselstine/meta-overc