Fix „get_app_list() takes 2 positional arguments but 3 were given“

mamweb/admin.py

@@ -35,13 +35,13 @@ locale.setlocale(locale.LC_COLLATE, 'cs_CZ.UTF-8')
 
 # https://books.agiliq.com/projects/django-admin-cookbook/en/latest/set_ordering.html
 # FIXME zpraseno pomocí toho, že Python umí bez problému přepisovat funkce
-def get_app_list(self, request):
+def get_app_list(self, request, app_label=None):
 	"""
 	Return a sorted list of all the installed apps that have been
 	registered in this site.
 	"""
 
-	app_dict = self._build_app_dict(request)
+	app_dict = self._build_app_dict(request, label=app_label)
 	# Sort the apps alphabetically.
 	app_list = sorted(app_dict.values(), key=lambda x: locale.strxfrm('!') if (x['name'] == "Seminar") else locale.strxfrm(x['name'].lower()))