unhide wmco content

[mburke5678]

The Windows Containers content and any refs should now be unhidden to sync with the 23rd Aug WMCO 6.0.0. release for OCP 4.11.

Merge to only 4.11
Preview
QE not required
please merge on 23rd Aug.

This PR fixes the merge error in #49225. Amrite was not available to fix the error.

[mburke5678]

/cherrypick enterprise-4.12

[openshift-cherrypick-robot]

@mburke5678: #49498 failed to apply on top of branch "enterprise-4.12":

Applying: unhide wmco content
Using index info to reconstruct a base tree...
M	_topic_maps/_topic_map.yml
M	installing/installing-preparing.adoc
Falling back to patching base and 3-way merge...
Auto-merging installing/installing-preparing.adoc
Auto-merging _topic_maps/_topic_map.yml
CONFLICT (content): Merge conflict in _topic_maps/_topic_map.yml
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 unhide wmco content
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

Details

In response to this:

/cherrypick enterprise-4.12

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