D8CORE-4539 Removed "Role" attribute on figure element

themes/stanford_basic/templates/content/filter-caption.html.twig

@@ -0,0 +1,18 @@
+{#
+/**
+ * @file
+ * Theme override for a filter caption.
+ *
+ * Returns HTML for a captioned image, audio, video or other tag.
+ *
+ * Available variables
+ * - string node: The complete HTML tag whose contents are being captioned.
+ * - string tag: The name of the HTML tag whose contents are being captioned.
+ * - string caption: The caption text.
+ * - string classes: The classes of the captioned HTML tag.
+ */
+#}
+<figure {%- if classes %} class="{{ classes }}"{%- endif %}>
+{{ node }}
+<figcaption>{{ caption }}</figcaption>
+</figure>