XWIKI-17067 send notifications only to active users

  * Fix checkstyle

xwiki-platform-core/xwiki-platform-notifications/xwiki-platform-notifications-notifiers/xwiki-platform-notifications-notifiers-api/src/main/java/org/xwiki/notifications/notifiers/internal/email/NotificationUserIterator.java

@@ -70,7 +70,8 @@ public class NotificationUserIterator implements Iterator<DocumentReference>
      */
     // TODO: try with the solution suggested by Sergiu Dumitriu there: https://jira.xwiki.org/browse/XWIKI-14914
     private static final String XWQL_QUERY = "select distinct doc.fullName from Document doc, "
-            + "doc.object(XWiki.XWikiUsers) objUser where objUser.active = 1 and length(objUser.email) > 0 order by doc.fullName";
+        + "doc.object(XWiki.XWikiUsers) objUser where objUser.active = 1 and length(objUser.email) > 0 "
+        + "order by doc.fullName";
 
     @Inject
     private QueryManager queryManager;