[enterprise-4.14] CNV-32614: Document deprecate templates functionality

[openshift-cherrypick-robot]

This is an automated cherry-pick of #72894

/assign skopacz1

[openshift-ci-robot]

@openshift-cherrypick-robot: Ignoring requests to cherry-pick non-bug issues: CNV-32614

In response to this:

This is an automated cherry-pick of #72894

/assign skopacz1

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[skopacz1]

/retest

[skopacz1]

/retest

[skopacz1]

/retest

[ocpdocs-previewbot]

🤖 Wed Apr 10 18:52:14 - Prow CI generated the docs preview:

https://74469--ocpdocs-pr.netlify.app/
https://74469--ocpdocs-pr.netlify.app/openshift-enterprise/latest/virt/virtual_machines/creating_vms_rh/virt-creating-vms-from-templates.html

[openshift-ci]

@openshift-cherrypick-robot: all tests passed!

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.