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See monarch-initiative/mondo#9912

Co-authored-by: claude[bot] <209825114+claude[bot]@users.noreply.github.com>

Author: cmungall

kb/disorders/Joubert_syndrome.yaml

@@ -19,12 +19,6 @@ has_subtypes:
     term:
       id: MONDO:0008944
       label: Joubert syndrome 1
-- name: orofaciodigital syndrome type 6
-  subtype_term:
-    preferred_term: orofaciodigital syndrome type 6
-    term:
-      id: MONDO:0010176
-      label: orofaciodigital syndrome type 6
 - name: Joubert syndrome 10
   subtype_term:
     preferred_term: Joubert syndrome 10