https://prod-k8s.treetracker.org/map_config/config extra-wallet post sets uuid instead of ref id

When using the API call the webmap.config.ref_uuid gets populated but the webmap.config is using webmap.config.ref_id
an operator currently has to copy the ref_uuid to the ref_id field then it works. When trying to set it
```
{
"code": 422,
"message": "\"ref_id\" must be a number"
}
```
comes back