fix redundency name

Signed-off-by: xinyual <xinyual@amazon.com>

Author: xinyual

core/src/main/java/org/opensearch/sql/expression/function/BuiltinFunctionName.java

@@ -179,13 +179,6 @@ public enum BuiltinFunctionName {
   LIKE(FunctionName.of("like")),
   NOT_LIKE(FunctionName.of("not like")),
 
-  /** LAMBDA Functions * */
-  ARRAY_FORALL(FunctionName.of("forall")),
-  ARRAY_EXISTS(FunctionName.of("exists")),
-  ARRAY_FILTER(FunctionName.of("filter")),
-  ARRAY_TRANSFORM(FunctionName.of("transform")),
-  ARRAY_AGGREGATE(FunctionName.of("reduce")),
-
   /** Aggregation Function. */
   AVG(FunctionName.of("avg")),
   SUM(FunctionName.of("sum")),