add admin tools for event

tournaments/admin.py

@@ -37,8 +37,8 @@ class CustomUserAdmin(UserAdmin):
     ]
 
 class EventAdmin(admin.ModelAdmin):
-    list_display = ['creation_date', 'name', 'club', 'creator']
-    list_filter = ['creator']
+    list_display = ['tenup_id', 'creation_date', 'name', 'club', 'creator']
+    list_filter = ['creator', 'tenup_id']
 
 class TournamentAdmin(admin.ModelAdmin):
     list_display = ['display_name', 'event', 'is_private', 'start_date', 'payment', 'is_canceled']