Write a method to Validate Inclusive Gateway participant rules
Must validate inclusive gateway participant rules: The initiators of choreography activities following the gateway must be senders or receivers in the choreography activities immediatly preceding the gateway. Case Merge: The sender of the choreography activity following the gateway must be present in the choreography activity immediatly preceding the gateway. Case Split: The initiators of all the choreography activity immediatly following the gateway must be the same as common SENDER or common RECEIVER of the choreography activity preceding the gateway. The senders of all the choreography activity following the gateway must be present in all the choreography activity immediatly preceding the gateway.