[SEDONA-192] Null handling in predicates #712
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Is this PR related to a JIRA ticket?
[SEDONA-XXX] my subject.What changes were proposed in this PR?
Allow nulls in predicate inputs - currently they end with nullpointer exception. Also added the
org.apache.spark.sql.catalyst.expressions.NullIntoleranttrait toST_Predicate, so catalyst optimizer can infer notnull filters on nullable inputs.How was this patch tested?
Unittests
Did this PR include necessary documentation updates?