Enable unit test for new TestAddressMask

dugan

19.50.2006 b3309466bca8cb71ab2a4f095d33d2193617d0a4

 opendj-sdk/opends/ext/testng/testng.xml

@@ -15,6 +15,7 @@
            <package name="org.opends.server.extensions"/>
            <package name="org.opends.server.tasks"/>
            <package name="org.opends.server.plugins"/>
            <package name="org.opends.server.types"/>
        </packages>
    </test>