Update graph-onboarding.md
Replace with the new path for DownstreamLineageResource subresource
@@ -158,4 +158,4 @@ Refer to [DownstreamLineageResource] rest.li resource implementation to see a us
[graph builder registry]: ../../metadata-builders/src/main/java/com/linkedin/metadata/builders/graph/RegisteredGraphBuilders.java
[query dao]: ../architecture/metadata-serving.md#query-dao
[BaseQueryDAO]: ../../metadata-dao/src/main/java/com/linkedin/metadata/dao/BaseQueryDAO.java
-[DownstreamLineageResource]: ../../gms/impl/src/main/java/com/linkedin/dataset/rest/resources/DownstreamLineageResource.java
\ No newline at end of file
+[DownstreamLineageResource]: ../../gms/impl/src/main/java/com/linkedin/metadata/resources/dataset/DownstreamLineageResource.java
