mark ScreeningDAOTest as broken

SVN: 17992

screening/sourceTest/java/ch/systemsx/cisd/openbis/plugin/screening/server/dataaccess/ScreeningDAOTest.java

@@ -43,7 +43,7 @@ import ch.systemsx.cisd.openbis.plugin.screening.shared.basic.dto.ScreeningConst
 @Friend(toClasses =
     { IScreeningQuery.class, WellContent.class })
 @Test(groups =
-    { "db", "screening" })
+    { "db", "screening", "broken" })
 public class ScreeningDAOTest extends AbstractDAOWithoutContextTest
 {