afs: incorrect comments for afs_ClearStatus

afs: incorrect comments for afs_ClearStatus

The brief description was identical to the one for afs_Analyze.

Update it to accurately describe afs_ClearStatus.

Reviewed-on: https://gerrit.openafs.org/12005
Reviewed-by: Perry Ruiter <pruiter@sinenomine.net>
Reviewed-by: Mark Vitale <mvitale@sinenomine.net>
Reviewed-by: Michael Meffie <mmeffie@sinenomine.net>
Reviewed-by: Benjamin Kaduk <kaduk@mit.edu>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
(cherry picked from commit 7f8af1b384cfdc2964a122953e4102b4d82e6cb1)

Change-Id: Icb99b61bb9ccf4d0362fc370aa4ab07cbf730b05
Reviewed-on: https://gerrit.openafs.org/12342
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Mark Vitale <mvitale@sinenomine.net>
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>