Don't copy collection elements in ``test_dataset_collection_hide_orig…

…inals``

Follow-up to galaxyproject#16717 .
Minimal performance gain but helps document the parameter use after
the change in default value to True.

lib/galaxy_test/api/test_history_contents.py

@@ -495,17 +495,15 @@ def test_jobs_summary_implicit_hdca(self, history_id):
 
     def test_dataset_collection_hide_originals(self, history_id):
         payload = self.dataset_collection_populator.create_pair_payload(
-            history_id, type="dataset_collection", direct_upload=False
+            history_id, type="dataset_collection", direct_upload=False, copy_elements=False
         )
 
         payload["hide_source_items"] = True
         dataset_collection_response = self._post(f"histories/{history_id}/contents", payload, json=True)
         self.__check_create_collection_response(dataset_collection_response)
 
         contents_response = self._get(f"histories/{history_id}/contents")
-        datasets = [
-            d for d in contents_response.json() if d["history_content_type"] == "dataset" and d["hid"] in [1, 2]
-        ]
+        datasets = [d for d in contents_response.json() if d["history_content_type"] == "dataset"]
         # Assert two datasets in source were hidden.
         assert len(datasets) == 2
         assert not datasets[0]["visible"]