More Cypher 25 only labels

Author: JPryce-Aklundh

modules/ROOT/pages/patterns/reference.adoc

@@ -1674,7 +1674,8 @@ MATCH (a)-[r]-(b)-[f]-(c)-[r]-(d)  // r repeated twice
 MATCH (a)-[r]-(b), (c)-[r]-(d)     // r repeated twice
 ----
 
-The `DIFFERENT RELATIONSHIPS` keyword was released in Neo4j 2025.06 and can be used to explicitly specify Cypher's default match mode after `MATCH`.
+The `DIFFERENT RELATIONSHIPS` keyword was released in Neo4j 2025.06.
+It is only available in Cypher 25 and can be used to explicitly specify Cypher's default match mode after `MATCH`.
 Specifying the `DIFFERENT RELATIONSHIPS` keyword is functionally equivalent to not specifying a match mode.
 For example, the following two `MATCH` clauses are equivalent:
 
@@ -1684,6 +1685,7 @@ MATCH (a)--{2}(b)
 MATCH DIFFERENT RELATIONSHIPS (a)--{2}(b)
 ----
 
+[role=label--new-Neo4j-2025.06 label--cypher-25-only]
 [[match-modes-rules-repeatable-elements]]
 ==== REPEATABLE ELEMENTS