Fix estimate kmeans

on CI this has a higher estimation for some reason .. maybe more cpus available?

Author: FlorentinD

graphdatascience/tests/integrationV2/procedure_surface/arrow/community/test_kmeans_arrow_endpoints.py

@@ -120,7 +120,7 @@ def test_kmeans_estimate(kmeans_endpoints: KMeansArrowEndpoints, sample_graph: G
 
     assert result.node_count == 4
     assert result.relationship_count == 0
-    assert "Bytes" in result.required_memory
+    assert "Bytes" in result.required_memory or "KiB" in result.required_memory
     assert result.bytes_min > 0
     assert result.bytes_max > 0
     assert result.heap_percentage_min > 0