OSDOCS-16576: Corrected Support book for DITA migration

[EricPonvelle]

Version(s):
enterprise-4.20+

Issue:
OSDOCS-16576

Link to docs preview:

QE review:

• QE has approved this change.

Additional information:
Updated the Support book for DITA migration.

[openshift-ci-robot]

@EricPonvelle: This pull request references OSDOCS-16576 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 task to target the "4.22.0" version, but no target version was set.

Details

In response to this:

Version(s):
enterprise-4.20+

Issue:
OSDOCS-16576

Link to docs preview:

QE review:

• QE has approved this change.

Additional information:
Updated the Support book for DITA migration.

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]

🤖 Thu Jan 22 19:42:17 - Prow CI generated the docs preview:
https://105186--ocpdocs-pr.netlify.app
Complete list of updated preview URLs: artifacts/updated_preview_urls.txt

[openshift-ci]

@EricPonvelle: all tests passed!

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