Windows: Move Authenticated field to CommResultCB

Add the Authenticated state of the request to the CommResultCB
so the redirector knows the state of all requests.

Reviewed-on: http://gerrit.openafs.org/9091
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 351cefe9b60032fe77aa09c0803ef051fb5b4665)

Change-Id: I0af3de16c4417ebf0aa760eddbb49aba19775dcb
Reviewed-on: http://gerrit.openafs.org/9100
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>