XRENDERING-612: Mailto links are incorrectly parsed

* Do not use @since annotation on private constant.

xwiki-rendering-syntaxes/xwiki-rendering-syntax-xhtml/src/main/java/org/xwiki/rendering/internal/parser/xhtml/wikimodel/XHTMLXWikiGeneratorListener.java

@@ -68,8 +68,6 @@ public class XHTMLXWikiGeneratorListener extends DefaultXWikiGeneratorListener
 
     /**
      * Prefix for mailto-links.
-     *
-     * @since 14.0RC1
      */
     private static final String MAILTO_PREFIX = "mailto:";