* Replace terraform modules with github.com/hashicorp/terraform-exec.
* Remove all terraform providers.
* Remove all unneeded replaces.
* Tidy up the replace stanzas so that it is more clear why each replace is needed.
* Remove and re-create all indirect requires to clean up ones that are
no longer needed.
This change caches a copy of the vmware ova specified in rhcos.json in
preperation to upload the OVA into a Template.
Add vsphere terraform import ova
- Using terraform-provider-vsphere as an example and source
add a resource `vsphereprivate_import_ova`.
- Modify existing terraform to use the above resource
- Modify vsphere tfvars
Co-authored-by: Jeremiah Stuever <jstuever@redhat.com>