[QA](7.3.z) WFCORE-944 - HTTPSManagementInterfacePKCS12TestCase fails on IBM 1.8 JDK with Invalid keystore format

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java.lang.RuntimeException: 
{"WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:" => {"Operation step-1" => {"WFLYCTL0080: Failed services" => {
    "org.wildfly.core.management.security.realm.ManagementWebRealm.key-manager" => "Failed to start service
    Caused by: java.lang.IllegalStateException: org.jboss.msc.service.StartException in anonymous service: WFLYDM0018: Unable to start service
    Caused by: org.jboss.msc.service.StartException in anonymous service: WFLYDM0018: Unable to start service
    Caused by: java.io.IOException: Invalid keystore format",
    "org.wildfly.core.management.security.realm.ManagementWebRealm.trust-manager" => "WFLYDM0018: Unable to start service
    Caused by: java.io.IOException: Invalid keystore format"
}}}}
	at org.jboss.as.test.integration.security.common.CoreUtils.applyUpdate(CoreUtils.java:271)
	at org.jboss.as.test.integration.security.common.CoreUtils.applyUpdates(CoreUtils.java:258)
	at org.jboss.as.test.integration.security.common.AbstractBaseSecurityRealmsServerSetupTask.setup(AbstractBaseSecurityRealmsServerSetupTask.java:222)
	at org.wildfly.core.test.standalone.mgmt.HTTPSManagementInterfaceTestCase$ManagementWebRealmSetup.setup(HTTPSManagementInterfaceTestCase.java:277)
	at org.wildfly.core.test.standalone.mgmt.HTTPSManagementInterfaceTestCase.startAndSetupContainer(HTTPSManagementInterfaceTestCase.java:136)
	at org.wildfly.core.test.standalone.mgmt.HTTPSManagementInterfacePKCS12TestCase.startAndSetupContainer(HTTPSManagementInterfacePKCS12TestCase.java:41)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
...