Add new line at the end of the file

Author: knutwalker

core/src/test/java/org/neo4j/gds/core/utils/paged/ShardedByteArrayLongMapTest.java

@@ -178,4 +178,4 @@ void testAddingMultipleNodesInParallel(@ForAll("nodes") @Size(10000) byte[][] or
             assertThat(map.toOriginalNodeId(map.toMappedNodeId(node))).isEqualTo(node);
         }
     }
-}
+}