ISTWCMS-6635: adding heading level to block template

templates/blocks/block.html.twig

@@ -44,7 +44,11 @@
     {% endif %}
     {{ title_prefix }}
     {% if label %}
-      <h2{{ title_attributes }}>{{ label }}</h2>
+      {% if heading_level %}
+        <{{ heading_level }}{{ title_attributes }}>{{ label }}</{{ heading_level }}>
+      {% else %}
+        <h2{{ title_attributes }}>{{ label }}</h2>
+      {% endif %}
     {% endif %}
     {{ title_suffix }}
     {% block content %}