[WIP] OSDOCS-12145: Adds snippet about unified perspective

[opayne1]

WIP
Adds a snippet highlighting the prospective merge and provides link to direct users to steps for enabling dev perspective.
Still adding to modules where this needs to go.

Version(s):
4.19+

Issue:
https://issues.redhat.com/browse/OSDOCS-12145

Link to docs preview:

QE review:

• QE has approved this change.

Additional information:

[openshift-ci-robot]

@opayne1: This pull request references OSDOCS-12145 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 epic to target the "4.20.0" version, but no target version was set.

In response to this:

WIP
Adds a snippet highlighting the prospective merge and provides link to direct users to steps for enabling dev perspective.
Still adding to modules where this needs to go.

Version(s):
4.19+

Issue:
https://issues.redhat.com/browse/OSDOCS-12145

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]

🤖 Fri May 16 15:11:35 - Prow CI generated the docs preview:

https://93186--ocpdocs-pr.netlify.app/

[openshift-ci]

@opayne1: all tests passed!

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