Fix failing SingletonTunnelTestCase

&amp#27;[0m&amp#27;[31m04:44:19,235 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 1) WFLYCTL0013: Operation ("add") failed - address: ([("deployment" => "singleton.war")]) - failure description: {
    "WFLYCTL0412: Required services that are not installed:" => ["jboss.clustering.group.default"],
    "WFLYCTL0180: Services with missing/unavailable dependencies" => [
        "jboss.test1.service.default is missing [jboss.clustering.group.default]",
        "jboss.test2.service.default is missing [jboss.clustering.group.default]"
    ],
    "WFLYCTL0288: One or more services were unable to start due to one or more indirect dependencies not being available." => {
        "Services that were unable to start:" => [
            "jboss.deployment.discovery.\"singleton.war\"",
            "jboss.deployment.unit.\"singleton.war\".CdiValidatorFactoryService",
            "jboss.deployment.unit.\"singleton.war\".WeldStartService",
            "jboss.deployment.unit.\"singleton.war\".component.TopologyChangeListenerBean.JndiBindingsService",
            "jboss.deployment.unit.\"singleton.war\".component.TopologyChangeListenerBean.START",
            "jboss.deployment.unit.\"singleton.war\".component.TopologyChangeListenerBean.VIEW.\"org.jboss.as.test.clustering.TopologyChangeListener\".REMOTE",
            "jboss.deployment.unit.\"singleton.war\".component.TopologyChangeListenerBean.WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.TopologyChangeListenerBean.WeldInterceptorBindingsService",
            "jboss.deployment.unit.\"singleton.war\".component.\"com.sun.faces.config.ConfigureListener\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"com.sun.faces.config.ConfigureListener\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.faces.webapp.FacetTag\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.faces.webapp.FacetTag\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.servlet.jsp.jstl.tlv.ScriptFreeTLV\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"javax.servlet.jsp.jstl.tlv.ScriptFreeTLV\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.TopologyChangeListenerServlet\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.TopologyChangeListenerServlet\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.cluster.singleton.service.NodeServiceServlet\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.cluster.singleton.service.NodeServiceServlet\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.cluster.singleton.service.ValueServiceServlet\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.as.test.clustering.cluster.singleton.service.ValueServiceServlet\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.weld.servlet.WeldInitialListener\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.weld.servlet.WeldInitialListener\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.weld.servlet.WeldTerminalListener\".START",
            "jboss.deployment.unit.\"singleton.war\".component.\"org.jboss.weld.servlet.WeldTerminalListener\".WeldInstantiator",
            "jboss.deployment.unit.\"singleton.war\".deploymentCompleteService",
            "jboss.deployment.unit.\"singleton.war\".ejb3.client-context.registration-service",
            "jboss.deployment.unit.\"singleton.war\".jndiDependencyService",
            "jboss.deployment.unit.\"singleton.war\".moduleDeploymentRuntimeInformation",
            "jboss.deployment.unit.\"singleton.war\".moduleDeploymentRuntimeInformationStart",
            "jboss.naming.context.java.app.singleton.singleton.TopologyChangeListenerBean",
            "jboss.naming.context.java.app.singleton.singleton.\"TopologyChangeListenerBean!org.jboss.as.test.clustering.TopologyChangeListener\"",
            "jboss.naming.context.java.global.singleton.TopologyChangeListenerBean",
            "jboss.naming.context.java.global.singleton.\"TopologyChangeListenerBean!org.jboss.as.test.clustering.TopologyChangeListener\"",
            "jboss.naming.context.java.module.singleton.singleton.TopologyChangeListenerBean",
            "jboss.naming.context.java.module.singleton.singleton.\"TopologyChangeListenerBean!org.jboss.as.test.clustering.TopologyChangeListener\"",
            "jboss.undertow.deployment.default-server.default-host./singleton",
            "jboss.undertow.deployment.default-server.default-host./singleton.UndertowDeploymentInfoService"
        ],
        "Services that may be the cause:" => [
            "jboss.clustering.group.default",
            "org.wildfly.network.socket-binding.undefined"
        ]
    }
}