Remove unnecessary js

shortcodes/hugo-encrypt.html

@@ -42,7 +42,6 @@
 {{ .Inner }}
 	</cipher-text>
 	<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/core.js"></script>
-	<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/hmac.js"></script>
 	<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/sha1.js"></script>
 	<script src="https://cdnjs.cloudflare.com/ajax/libs/showdown/1.9.0/showdown.min.js"></script>
 	<script>