fix: remove test so all deleted or swapped (onsite<->remote) registrations get removed from MeetingRegistrations (#4359)

ietf/stats/utils.py

@@ -246,7 +246,8 @@ def get_meeting_registration_data(meeting):
             decoded = response.json()
         except ValueError:
             if response.content.strip() == 'Invalid meeting':
-                pass
+                logger.info('Invalid meeting: {}'.format(meeting.number))
+                return (0,0,0)
             else:
                 raise RuntimeError("Could not decode response from registrations API: '%s...'" % (response.content[:64], ))
 
@@ -307,10 +308,8 @@ def get_meeting_registration_data(meeting):
                 num_created += 1
             num_processed += 1
 
-        # handle deleted registrations, if count is reasonable
         # any registrations left in meeting_registrations no longer exist in reg
         # so must have been deleted
-        if  0 < len(meeting_registrations) < 5:
         for r in meeting_registrations:
             try:
                 MeetingRegistration.objects.get(meeting=meeting,email=r[0],reg_type=r[1]).delete()