docs: transform custom blocks, warning notes jison

packages/mermaid/src/docs/config/usage.md

@@ -115,10 +115,10 @@ Values:
 - **antiscript**: html tags in text are allowed, (only script element is removed), click functionality is enabled
 - **sandbox**: With this security level all rendering takes place in a sandboxed iframe. This prevent any JavaScript running in the context. This may hinder interactive functionality of the diagram like scripts, popups in sequence diagram or links to other tabs/targets etc.
 
-::: note
+```note
 This changes the default behaviour of mermaid so that after upgrade to 8.2, unless the `securityLevel` is not changed, tags in flowcharts are encoded as tags and clicking is disabled.
 **sandbox** security level is still in the beta version.
-:::
+```
 
 **If you are taking responsibility for the diagram source security you can set the `securityLevel` to a value of your choosing . This allows clicks and tags are allowed.**
 
@@ -183,9 +183,9 @@ Or with no config object, and a jQuery selection:
 mermaid.init(undefined, $('#someId .yetAnotherClass'));
 ```
 
-::: warning
+```warning
 This type of integration is deprecated. Instead the preferred way of handling more complex integration is to use the mermaidAPI instead.
-:::
+```
 
 ## Usage with webpack
 
@@ -339,9 +339,9 @@ on what kind of integration you use.
 </script>
 ```
 
-::: tip
+```note
 This is the preferred way of configuring mermaid.
-:::
+```
 
 ### The following methods are deprecated and are kept only for backwards compatibility.
 
@@ -357,9 +357,9 @@ approach are:
 mermaid.startOnLoad = true;
 ```
 
-::: warning
+```warning
 This way of setting the configuration is deprecated. Instead the preferred way is to use the initialize method. This functionality is only kept for backwards compatibility.
-:::
+```
 
 ## Using the mermaid_config
 
@@ -373,9 +373,9 @@ approach are:
 mermaid_config.startOnLoad = true;
 ```
 
-::: warning
+```warning
 This way of setting the configuration is deprecated. Instead the preferred way is to use the initialize method. This functionality is only kept for backwards compatibility.
-:::
+```
 
 ## Using the mermaid.init call
 
@@ -388,6 +388,6 @@ To set some configuration via the mermaid object. The two parameters that are su
 mermaid_config.startOnLoad = true;
 ```
 
-::: warning
+```warning
 This way of setting the configuration is deprecated. Instead the preferred way is to use the initialize method. This functionality is only kept for backwards compatibility.
-:::
+```