Make cloud_network_controller_spec a shared spec
Make cloud_network_controller_spec a shared spec

Make cloud_network_controller_spec a shared spec, which can be
called from a provider gem as with a provider parameter.
(transferred from ManageIQ/manageiq@da1f92a3430be6312e4f9e9ff8510add797adfa9)

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic