resolved deprecation warnings introduced in django 3.2

cookbook/helper/mdx_attributes.py

@@ -19,7 +19,8 @@ class StyleTreeprocessor(Treeprocessor):
 
 
 class MarkdownFormatExtension(markdown.Extension):
-    def extendMarkdown(self, md, md_globals):
+    # md_ globals deprecated - see here: 
+    def extendMarkdown(self, md):
         md.treeprocessors.register(
             StyleTreeprocessor(),
             'StyleTreeprocessor',

cookbook/tests/api/test_api_step.py

@@ -4,7 +4,7 @@ import pytest
 from django.urls import reverse
 from django_scopes import scopes_disabled
 
-from cookbook.models import Food, Ingredient, Step
+from cookbook.models import Step
 
 LIST_URL = 'api:step-list'
 DETAIL_URL = 'api:step-detail'