Kie Server integration tests duplicated clases

Mvn reports duplicated classes in kie-server-integ-tests-jbpm module. See the attached error.log

Steps to reproduce

• Navigate to module kie-server-integ-tests-jbpm
• run mvn -B -fae -e -nsu -Pbusiness-central,wildfly,sourcemaps,no-showcase clean install -Dfull=true -Dcontainer=wildfly -Dcontainer.profile=wildfly -Dintegration-tests=true -Dmaven.test.failure.ignore=true -Dmaven.test.redirectTestOutputToFile=true -Dgwt.compiler.localWorkers=1