Replace j2 by jinja2 in code block to remove warning that language j2 doesn't exist.

jslvtr · jslvtr · commit 89d59df330d4 · 2022-04-26T10:34:52.000+01:00
diff --git a/curriculum/section11/lectures/01_jinja_includes/README.md b/curriculum/section11/lectures/01_jinja_includes/README.md
@@ -280,7 +280,7 @@ templates
 
 The partial then would just import the macro and use it, like this:
 
-```j2
+```jinja2
 {% from "macros/item_list.html" import item_list %}
 
 {{ item_list(items) }}
