feat: 🎸 Add default client port to targets (#1700)

* feat: 🎸 Add default client port to targets

✅ Closes: ICU-9299

addons/api/addon/models/target.js

@@ -18,12 +18,6 @@ export default class TargetModel extends GeneratedTargetModel {
 
   // =attributes
 
-  @attr('number', {
-    isNestedAttribute: true,
-    description: 'The default port a target should use if present.',
-  })
-  default_port;
-
   /**
    * @type Array
    */