Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1729038

Description of problem:
We now have cloud init template that helps with provisioning with Vmware using userdata enabled images

Version-Release number of selected component (if applicable):
Satellite 6.6 snap 10

How reproducible:
Always

Steps to Reproduce:
1. Have a cloud init(userdata) enabled as template on Vmware
2. Add it to satellite
3. Provision using the template

Actual results:
The provisioned box is not subscribed to satellite
As the cloud init template is missing redhat_register snippet
Expected results:
The provisioned box should be subscribed to Satellite

Additional info:
Following this guide to reproduce:

https://access.redhat.com/blogs/1169563/posts/3640721