added entry for NEXT update in additions

Author: rsill-neo4j

modules/ROOT/pages/deprecations-additions-removals-compatibility.adoc

@@ -32,6 +32,21 @@ For more information, see xref:queries/select-version.adoc[].
 | Feature
 | Details
 
+a|
+label:functionality[]
+label:updated[]
+[source, cypher]
+----
+RETURN 1 AS a
+
+NEXT
+
+RETURN 1 AS b
+----
+
+| The behavior of `NEXT` has been updated - where previously it only passed return values from one segment to the next, now it passes the whole table of intermediate results.
+For more information, see xref:queries/composed-queries/sequential-queries.adoc[].
+
 a|
 label:functionality[]
 label:updated[]
@@ -65,8 +80,8 @@ RETURN [i IN n \| i.x] AS sequence
 ORDER BY head(n).x, size(n)
 ----
 
-| New xref:functions/predicate.adoc#functions-allreduce[`allReduce()`] function.
-It enables the stepwise evaluation of a value accumulated over a path, allowing for early pruning of paths that do not satisfy a given predicate, and is optimized for path expansions.
+| The `NEXT` keyword used for linear composition of queries.
+For more information, see xref:queries/composed-queries/sequential-queries.adoc[]
 |===