Update mermaid (10.6.0) (#351)

Author: jarrodmillman

layouts/partials/javascript.html

@@ -38,7 +38,7 @@
 
 {{- if .Page.Store.Get "hasMermaid" }}
 <script type="module">
-  import mermaid from 'https://cdn.jsdelivr.net/npm/mermaid@10.4.0/dist/mermaid.esm.min.mjs';
+  import mermaid from 'https://cdn.jsdelivr.net/npm/mermaid@10.6.0/dist/mermaid.esm.min.mjs';
 
   const theme = window.matchMedia("(prefers-color-scheme: dark)").matches ? 'dark' : 'default';