Switch to use /rdf/ renderer for purl obo urls

It is not a complete solution since test fails...

Author: yarikoptic

dandi/metadata/util.py

@@ -425,6 +425,9 @@ def parse_purlobourl(
     :return: dictionary containing found nodes
     """
 
+    if url.startswith(NCBITAXON_URI_TEMPLATE.format("")):
+        orig_url = url
+        url = f"https://ontobee.org/ontology/rdf/NCBITaxon?iri={orig_url}"
     req = requests.get(url, allow_redirects=True)
     req.raise_for_status()
     doc = parseString(req.text)