Added screenshots section to bug_report.yml.

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -38,6 +38,13 @@ body:
         * [jsfiddle-dev](https://jsfiddle.net/eL7gqyhd/)
     validations:
       required: true
+  - type: textarea
+    id: screenshots
+    attributes:
+      label: Screenshots
+      description: If applicable, add screenshots to help explain your problem (drag and drop the image).
+    validations:
+      required: false
   - type: input
     id: version
     attributes: