Remove debug code

See ietf-tools#975
 - Legacy-Id: 5782

Author: emiliosanchez

ietf/nomcom/forms.py

@@ -785,9 +785,6 @@ def set_nomcom(self, nomcom, user, instances=None):
             if i.id == self.instance.id:
                 self.feedback_type = i.type
                 break
-        a = self.fields['type']
-        b = self.data
-        c = self.add_prefix('type')
         self.feedback_type = self.feedback_type or self.fields['type'].clean(self.fields['type'].widget.value_from_datadict(self.data, self.files, self.add_prefix('type')))
 
         self.initial['type'] = self.feedback_type