Make right panel wider

Author: paoloredis

layouts/_default/apireference.html

@@ -65,6 +65,11 @@
             scroll-y-offset='#apiReferenceHeader'
             json-sample-expand-level=all
             sort-operations-alphabetically="true"
+            theme='{
+                "rightPanel": {
+                    "width": "50%"
+                }
+            }'
             >
         </redoc>
         <script src="https://cdn.redoc.ly/redoc/latest/bundles/redoc.standalone.js"> </script>