DAOS-19346 doc: version correction in fabric pages

[jamesanunez]

Correct the DAOS version in the high-speed fabric support documentation
and the link to the support matrix in the UCX documentation page.

Doc-only: true

Steps for the author:

• Commit message follows the guidelines.
• Appropriate Features or Test-tag pragmas were used.
• Appropriate Functional Test Stages were run.
• At least two positive code reviews including at least one code owner from each category referenced in the PR.
• Testing is complete. If necessary, forced-landing label added and a reason added in a comment.

After all prior steps are complete:

• Gatekeeper requested (daos-gatekeeper added as a reviewer).

[github-actions]

Ticket title is 'Documentation: UCX Fabric Support has wrong link to DAOS support matrix'
Status is 'Open'
Labels: 'documentation'
https://daosio.atlassian.net/browse/DAOS-19346