Bug 7013 - small fix for  bayes_auto_learn_on  not working with BAYES_999

git-svn-id: https://svn.apache.org/repos/asf/spamassassin/trunk@1569163 13f79535-47bb-0310-9956-ffa450edef68
auto-generated rules

git-svn-id: https://svn.apache.org/repos/asf/spamassassin/trunk@1569225 13f79535-47bb-0310-9956-ffa450edef68