Fiwing a typo in the refcardz

git-svn-id: https://svn.apache.org/repos/asf/tomee/site/trunk@1576246 13f79535-47bb-0310-9956-ffa450edef68
Fiwing a typo in the refcardz and pom to re generate

git-svn-id: https://svn.apache.org/repos/asf/tomee/site/trunk@1576247 13f79535-47bb-0310-9956-ffa450edef68