Fixes operation variable valuetype in process engine test

Author: Daespen

basyx.components/basyx.components.lib/src/test/java/org/eclipse/basyx/regression/support/processengine/submodel/DeviceSubmodelFactory.java

@@ -62,7 +62,7 @@ public Submodel create(String id, ICoilcar coilcar) {
 			return true;
 		});
 		op2.setInputVariables(Collections.singletonList(new OperationVariable(new Property("position", 0))));
-		op2.setOutputVariables(Collections.singletonList(new OperationVariable(new Property("result", 0))));
+		op2.setOutputVariables(Collections.singletonList(new OperationVariable(new Property("result", false))));
 		op2.setIdShort("moveTo");
 
 		// create a list for defined operations