plugin.js in tinymce-rails-5.4.1

- old
+ new
@@ -2,8 +2,8 @@
  * Copyright (c) Tiny Technologies, Inc. All rights reserved.
  * Licensed under the LGPL or a commercial license.
  * For LGPL see License.txt in the project root for license information.
  * For commercial licenses see https://www.tiny.cloud/
  *
- * Version: 5.4.0 (2020-06-30)
+ * Version: 5.4.1 (2020-07-08)
  */
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