FIX: uses correct modal class when editing event

FIX: uses correct modal class when editing event

diff --git a/assets/javascripts/discourse/widgets/discourse-post-event.js.es6 b/assets/javascripts/discourse/widgets/discourse-post-event.js.es6
index 35c8971..ef915a0 100644
--- a/assets/javascripts/discourse/widgets/discourse-post-event.js.es6
+++ b/assets/javascripts/discourse/widgets/discourse-post-event.js.es6
@@ -50,8 +50,7 @@ export default createWidget("discourse-post-event", {
   editPostEvent(postId) {
     this.store.find("discourse-post-event-event", postId).then(eventModel => {
       showModal("discourse-post-event-builder", {
-        model: { eventModel, topicId: eventModel.post.topic.id },
-        modalClass: "discourse-post-event-builder"
+        model: { eventModel, topicId: eventModel.post.topic.id }
       });
     });
   },

GitHub sha: d7408a6f