Remove check for author in javadoc class header

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@276134 13f79535-47bb-0310-9956-ffa450edef68

src/etc/checkstyle/checkstyle-config

@@ -6,7 +6,6 @@
     <!-- Javadoc requirements -->
     <module name="JavadocType">
       <property name="scope" value="protected"/>
-      <property name="authorFormat" value="\S"/>
     </module>
     <module name="JavadocMethod">
       <property name="scope" value="protected"/>