chore: 🤖 change fragment-host-set to fragment-host-source

addons/api/addon/models/fragment-host-source.js

@@ -1,7 +1,7 @@
 import Fragment from 'ember-data-model-fragments/fragment';
 import { attr } from '@ember-data/model';
 
-export default class FragmentHostSetModel extends Fragment {
+export default class FragmentHostSourceModel extends Fragment {
   // =attributes
 
   @attr('string', {

addons/api/addon/models/target.js

@@ -12,9 +12,9 @@ export default class TargetModel extends GeneratedTargetModel {
   @fragment('fragment-target-attributes', { defaultValue: {} }) attributes;
 
   /**
-   * @type {[FragmentHostSetModel]}
+   * @type {[FragmentHostSourceModel]}
    */
-  @fragmentArray('fragment-host-set', {
+  @fragmentArray('fragment-host-source', {
     readOnly: true,
     emptyArrayIfMissing: true,
   })