FIX: reset raw_invitees on Event status change

FIX: reset raw_invitees on Event status change

diff --git a/assets/javascripts/discourse/controllers/discourse-post-event-builder.js.es6 b/assets/javascripts/discourse/controllers/discourse-post-event-builder.js.es6
index c72ec73..1e41538 100644
--- a/assets/javascripts/discourse/controllers/discourse-post-event-builder.js.es6
+++ b/assets/javascripts/discourse/controllers/discourse-post-event-builder.js.es6
@@ -61,6 +61,8 @@ export default Controller.extend(ModalFunctionality, {
 
   @action
   onChangeStatus(newStatus) {
+    this.model.eventModel.set("raw_invitees", []);
+
     if (newStatus === "private") {
       this.setRawInvitees(
         null,

GitHub sha: cbebafd1