Made sure Person.active_drafts() and .expired_drafts() don't return duplicate entries. Fixes issue ietf-tools#2784.

 - Legacy-Id: 16665

Author: levkowetz

ietf/person/models.py

@@ -168,11 +168,11 @@ def rfcs(self):
 
     def active_drafts(self):
         from ietf.doc.models import Document
-        return Document.objects.filter(documentauthor__person=self, type='draft', states__slug='active').order_by('-time')
+        return Document.objects.filter(documentauthor__person=self, type='draft', states__slug='active').distinct().order_by('-time')
 
     def expired_drafts(self):
         from ietf.doc.models import Document
-        return Document.objects.filter(documentauthor__person=self, type='draft', states__slug__in=['repl', 'expired', 'auth-rm', 'ietf-rm']).order_by('-time')
+        return Document.objects.filter(documentauthor__person=self, type='draft', states__slug__in=['repl', 'expired', 'auth-rm', 'ietf-rm']).distinct().order_by('-time')
 
     def needs_consent(self):
         """