fix issue with publish group stage

tournaments/models/tournament.py

@@ -361,6 +361,8 @@ class Tournament(models.Model):
         return False
 
     def display_group_stages(self):
+        if self.end_date is not None:
+            return True
         if len(self.groupstage_set.all()) == 0:
             return False
         if self.publish_group_stages:
@@ -388,6 +390,8 @@ class Tournament(models.Model):
         return min(group_stages, key=lambda gs: gs.start_date).start_date
 
     def display_matches(self):
+        if self.end_date is not None:
+            return True
         bracket_matches = self.bracket_matches()
         if len(bracket_matches) == 0:
             return False