message: mark contributor.node relationship as polymorhic
diff: @@ -26,7 +26,7 @@ export default class Contributor extends OsfModel {
  @belongsTo('user', { inverse: 'contributors' }) users!: DS.PromiseObject<User> & User;
  - @belongsTo('node', { inverse: 'contributors' }) node!: DS.PromiseObject<Node> & Node;
  + @belongsTo('node', { inverse: 'contributors', polymorphic: true }) node!: DS.PromiseObject<Node> & Node;
  }
  declare module 'ember-data' {
  