build: add Markdown lint check for unescaped angle brackets (#41753)

docs/api/client-request.md

@@ -17,7 +17,7 @@ following properties:
     method.
   * `url` string (optional) - The request URL. Must be provided in the absolute
     form with the protocol scheme specified as http or https.
-  * `headers` Record<string, string | string[]> (optional) - Headers to be sent
+  * `headers` Record\<string, string | string[]\> (optional) - Headers to be sent
     with the request.
   * `session` Session (optional) - The [`Session`](session.md) instance with
     which the request is associated.

docs/tutorial/tutorial-2-first-app.md

@@ -234,7 +234,7 @@ Notification) whereas camelCase modules are not instantiable (e.g. app, ipcRende
 <details><summary>Typed import aliases</summary>
 
 For better type checking when writing TypeScript code, you can choose to import
-main process modules from <code>electron/main</code>.
+main process modules from `electron/main`.
 
 ```js
 const { app, BrowserWindow } = require('electron/main')