Update release version info for direct transfer group relations

Carla Dragorequested to merge
390695-relation-version-info into master

What does this MR do and why?

This updates documentation with release info for when new relations were added to Group direct transfers. This will assist users in understanding differences in what relations are transferred across GitLab versions.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #390695 (closed)

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