Windows: FileStandardInfo Link count

Instead of returning 1 in all cases the ObjectInformation.Links
value should be returned to the caller.

Change-Id: I719bebca9299953c6afc3352117c1e1bf99d63f6
Reviewed-on: http://gerrit.openafs.org/11507
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>