Windows: AFSSetRenameInfo Notify correct object of change

When AFSSetRenameInfo makes a change, it is the parent object
that must be notified not the parent of the parent.

Reviewed-on: http://gerrit.openafs.org/8958
Reviewed-by: Rod Widdowson <rdw@steadingsoftware.com>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: Jeffrey Altman <jaltman@your-file-system.com>
(cherry picked from commit e5e952f5fc1cb8a6d2789938e30fb00e5bb570d8)

Change-Id: I650e7bfd9977629fce6d30e8bcf5c665330fb46f
Reviewed-on: http://gerrit.openafs.org/9033
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>