Switching to CDN for mermaid library instead of local.

content_model_documentation.libraries.yml

 diagram:
-  version: VERSION   
+  version: VERSION
   css:
     theme:
       css/diagram.css: {}
@@ -10,11 +10,11 @@ diagram:
     - content_model_documentation/mermaid
 
 mermaid:
-  version: 9.1.3 
+  version: 9.1.3
   remote: https://github.com/mermaid-js/mermaid
   license:
     name: MIT
     gpl-compatible: false
   js:
-    /libraries/mermaid/mermaid.min.js: { minified: true }
-    # https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js: { type: external, minified: true }
+    https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js: { type: external, minified: true }
+    # /libraries/mermaid/mermaid.min.js: { minified: true }