JGroups subsystem does not persist client-socket-binding of the transport

[ERROR] Tests run: 45, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 4.33 s <<< FAILURE! - in org.jboss.as.clustering.jgroups.subsystem.JGroupsSubsystemTestCase
[ERROR] testSubsystem[8](org.jboss.as.clustering.jgroups.subsystem.JGroupsSubsystemTestCase)  Time elapsed: 0.072 s  <<< FAILURE!
org.junit.ComparisonFailure:
expected:<...         <transport [client-socket-binding="some-other-binding"
                ]diagnostics-socket-b...> but was:<...         <transport []diagnostics-socket-b...>
	at org.junit.Assert.assertEquals(Assert.java:117)
	at org.junit.Assert.assertEquals(Assert.java:146)
	at org.jboss.as.model.test.ModelTestUtils.compareXml(ModelTestUtils.java:333)
	at org.jboss.as.subsystem.test.AbstractSubsystemTest.compareXml(AbstractSubsystemTest.java:297)
	at org.jboss.as.clustering.subsystem.ClusteringSubsystemTest.compareXml(ClusteringSubsystemTest.java:91)
	at org.jboss.as.subsystem.test.AbstractSubsystemBaseTest.standardSubsystemTest(AbstractSubsystemBaseTest.java:253)