noqa all the files to be skipped

Github's super linter seems to call each file individually. So instead of
flake --config foo . it does flake --config foo /path/to/file1.py and this
ignores the exclude values in the config.

extras/bench/test_Simple.py

@@ -1,4 +1,5 @@
-# -*- coding: iso-8859-15 -*-
+# -*- coding: utf-8 -*-
+# flake8: noqa
 """
 Simple FunkLoad test
 """

extras/dummy_generator/generator.py

@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# flake8: noqa
 
 # This file is part of wger Workout Manager.
 #

extras/scripts/filter-fixtures.py

@@ -33,6 +33,7 @@ def filter_dump(data, model_list, filename):
     with open(filename, 'w') as outfile:
         json.dump(filter_data, outfile, indent=4)
 
+
 # This is a full dump of the DB
 fixture = open('data.json')
 data = json.load(fixture)