Merge pull request #5804 from FlorentinD/gs-weighted-embedding-generation-bug

Fix bug in weighted GraphSage parallel embedding generation

Author: FlorentinD

algo/src/main/java/org/neo4j/gds/embeddings/graphsage/GraphSageEmbeddingsGenerator.java

@@ -71,7 +71,7 @@ public HugeObjectArray<double[]> makeEmbeddings(
         var tasks = PartitionUtils.rangePartitionWithBatchSize(
             graph.nodeCount(),
             batchSize,
-            partition -> createEmbeddings(graph, partition, features, result)
+            partition -> createEmbeddings(graph.concurrentCopy(), partition, features, result)
         );
 
         RunWithConcurrency.builder()