Fix: Improve installation instructions for markdownlint

Clarify the installation instructions for `markdownlint`, providing a clearer step-by-step process for users. This ensures a smoother setup experience for users.

README.md

@@ -140,9 +140,10 @@ If your note begins with "#", it will automatically be marked as Markdown format
 ### Automatically formatting
 
 > Default auto enable Markdown auto formatting. You can disable it in the settings file: `markdown: {"formatting": false}`
-> Before using this plug-in, you must ensure that [markdownlint][CLI] is installed on your system. To install `markdownlint`, do the following:
-    > If you use HomeBrew: `brew install markdownlint-cli`
-    > Other method:
+
+Before using this plug-in, you must ensure that [markdownlint][CLI] is installed on your system. To install `markdownlint`, do the following:
+    * If you use HomeBrew: `brew install markdownlint-cli`
+    * Other method:
         1. Install [Node.js](http://nodejs.org).
         2. Install `markdownlint` by typing the following in a terminal: `npm install -g markdownlint-cli`
         3. If you are using `nvm` and `zsh`, ensure that the line to load `nvm` is in