[WIP] OSDOCS-13440: Add details on GovCloud and getting started content to ROSA Documentation

[bmcelvee]

Version(s):
4.18+

Issue:
https://issues.redhat.com/browse/OSDOCS-13440

Link to docs preview:

QE review:

• QE has approved this change.

Additional information:

[openshift-ci-robot]

@bmcelvee: This pull request references OSDOCS-13440 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the story to target the "4.20.0" version, but no target version was set.

In response to this:

Version(s):
4.18+

Issue:
https://issues.redhat.com/browse/OSDOCS-13440

Link to docs preview:

QE review:

• QE has approved this change.

Additional information:

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.

[ocpdocs-previewbot]

🤖 Tue May 20 19:20:11 - Prow CI generated the docs preview:

https://93594--ocpdocs-pr.netlify.app/

[openshift-ci]

@bmcelvee: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/validate-portal	cd52137	link	true	/test validate-portal

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-sigs/prow repository. I understand the commands that are listed here.

[bergerhoffer]

The branch/enterprise-4.20 label has been added to this PR.

This is because your PR targets the main branch and is labeled for enterprise-4.19. And any PR going into main must also target the latest version branch (enterprise-4.20).

If the update in your PR does NOT apply to version 4.20 onward, please re-target this PR to go directly into the appropriate version branch or branches (enterprise-4.x) instead of main.