reformatting callouts for DITA migration

[klgill]

Reformatting callouts to prepare for the DITA migration: https://issues.redhat.com/browse/OSPRH-21099

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please assign holser for approval. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[softwarefactory-project-zuul]

Build failed (check pipeline). Post recheck (without leading slash)
to rerun all jobs. Make sure the failure cause has been resolved before
you rerun jobs.

https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/c58e2a243f8f4fb4a72269a5a64a1734

✔️ noop SUCCESS in 0s
❌ adoption-docs-preview FAILURE in 1m 31s

[klgill]

Hi @bogdando. Can you please review the changes I made to the callouts in the following file to ensure I did not change the meaning?
docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc

You do not need to review the other files in this PR.

[klgill]

NOTE TO SELF: The asterisks are not rendering as bold in the preview. I need to add the [subs="+quotes"] tag above every code block with bold formatting.