Replace mklint with djlint (#4746)

* remove markuplint

* remove dedicated html step - will be done by pre-commit

* add djlint for django template linting

* Fix T003: Endblock should have name

* Fix H013: Img tag should have an alt attribute

* Fix H014: Found extra blank lines

* Fix T003: Endblock should have name

* Fix H013: Img tag should have an alt attribute

* small fixes

* Fix T001: Variables should be wrapped in a single whitespace

* Fix T003: Endblock should have name

* small fixes

* fix form method

* add entry to contributing

* fix template changes

* another fix

* use current version

docs/_includes/overrides/404.html

@@ -3,10 +3,10 @@
 {% block tabs %}
 {{ super() }}
 
-{% endblock %}
+{% endblock tabs %}
 
 {% block site_nav %}
-{% endblock %}
+{% endblock site_nav %}
 
 {% block content %}
 <style>
@@ -26,4 +26,4 @@
   </div>
 </section>
 
-{% endblock %}
+{% endblock content %}

docs/_includes/overrides/home.html

@@ -3,7 +3,7 @@
 {% block tabs %}
 {{ super() }}
 
-{% endblock %}
+{% endblock tabs %}
 
 {% block content %}
 
@@ -44,4 +44,4 @@
     </div>
   </section>
 
-{% endblock %}
+{% endblock content %}

docs/_includes/overrides/main.html

@@ -3,4 +3,4 @@
 {% block header %}
 {% include "partials/version_banner.html" %}
 {% include "partials/header.html" %}
-{% endblock %}
+{% endblock header %}