Fixed bug with merge immediately button would not work

This was caused by using 'this' in a fat arrow function, so 'this' would not equal the jQuery element

app/assets/javascripts/merge_request_widget/ci_bundle.js.es6

@@ -30,7 +30,7 @@
     .off('click', '.js-merge-dropdown a')
     .on('click', '.js-merge-dropdown a', (e) => {
       e.preventDefault();
-      $(this).closest('form').submit();
+      $(e.target).closest('form').submit();
     });
     if ($('.rebase-in-progress').length) {
       merge_request_widget.rebaseInProgress();

changelogs/unreleased/merge-dropdown-this-context.yml

+---
+title: Fixed bug where links in merge dropdown wouldn't work
+merge_request:
+author: