afs: document missing afs_Analyze parm

afs: document missing afs_Analyze parm

rxconn was missing from the comments; add it.

Reviewed-on: https://gerrit.openafs.org/12004
Reviewed-by: Perry Ruiter <pruiter@sinenomine.net>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Benjamin Kaduk <kaduk@mit.edu>
(cherry picked from commit b3e85976936239e30d44da00bf28fbe8487f6998)

Change-Id: I8a56824b9e14971b7e04698ef449daf3d8422889
Reviewed-on: https://gerrit.openafs.org/12341
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Mark Vitale <mvitale@sinenomine.net>
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>