investigate and fix AccumulateConsistencyTest.testMinMaxMatch

org.drools.compiler.integrationtests.AccumulateConsistencyTest.testMinMaxMatch[KieBase type=CLOUD_IDENTITY, accumulateNullPropagation= false]
Failing for the past 1 build (Since Failed#2 )
Took 40 ms.
Error Message

expected:<60> but was:<20>

Stacktrace

java.lang.AssertionError: expected:<60> but was:<20>
	at org.junit.Assert.fail(Assert.java:89)
	at org.junit.Assert.failNotEquals(Assert.java:835)
	at org.junit.Assert.assertEquals(Assert.java:647)
	at org.junit.Assert.assertEquals(Assert.java:633)
	at org.drools.compiler.integrationtests.AccumulateConsistencyTest.testMinMaxMatch(AccumulateConsistencyTest.java:265)