Clean up reset-admin-password docs
Clean up reset-admin-password docs

Change-Id: If76a0c0fbc33b5c9a081fa488afced03926598d0
Reviewed-on: http://review.couchbase.org/74862
Reviewed-by: Michael Wiederhold <a17fed27eaa842282862ff7c1b9c8395a26ac320@couchbase.com>
Tested-by: Michael Wiederhold <a17fed27eaa842282862ff7c1b9c8395a26ac320@couchbase.com>

couchbase/couchbase-cli,couchbase/couchbase-cli