chore: updated issue template

Author: nickytonline

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -49,6 +49,14 @@ body:
     validations:
       required: true
 
+  - type: checkboxes
+    id: more-nextjs-info
+    attributes:
+      label: Ia your issue related to the `app` directory (beta)?
+      options:
+        - label: Yes, my issue is related to the `app` directory.
+        - label: No, my issue is related to the the stable version of Next.js.
+
   - type: checkboxes
     id: more-info
     attributes: