Remove emoji plugin from dev index.html

Author: jhildenbiddle

index.html

@@ -115,7 +115,6 @@
     </script>
     <script src="/lib/docsify.js"></script>
     <script src="/lib/plugins/search.js"></script>
-    <script src="/lib/plugins/emoji.js"></script>
     <script src="/lib/plugins/front-matter.js"></script>
     <script src="//cdn.jsdelivr.net/npm/prismjs/components/prism-bash.min.js"></script>
     <script src="//cdn.jsdelivr.net/npm/prismjs/components/prism-markdown.min.js"></script>