bump mermaid from from 11.6.0 to 11.12.2

Author: NeVeSpl

MermaidEditor/LivePreview/index.html

@@ -109,7 +109,7 @@
     <!--<script src="mermaid.js"></script>-->
     <script type="module">
         /*import mermaid from 'https://cdn.jsdelivr.net/npm/[email protected]/+esm'*/
-        import mermaid from 'http://mermaideditor.example/mermaid.11.6.0/mermaid.esm.mjs'
+        import mermaid from 'http://mermaideditor.example/mermaid.11.12.2/mermaid.esm.mjs'
         mermaid.initialize({ startOnLoad: false, theme: 'default'});
 
         const sendMessage = function (msg)