Add reference field to issues (#1000)

Author: Kludex

.github/ISSUE_TEMPLATE/feature-request.yaml

@@ -20,3 +20,10 @@ body:
         * Reference to other projects that have a similar feature
     validations:
       required: true
+
+  - type: textarea
+    id: references
+    attributes:
+      label: References
+      description: |
+        Please add any links or references that might help us understand your feature request better. 📚