Fix indentation properly this time

Author: reinink

src/pages/blog/tailwindcss-v3-3/index.mdx

@@ -205,10 +205,10 @@ So when you upgrade to v3.3, you can safely remove the line-clamp plugin if you
 
 ```diff-js tailwind.config.js
   module.exports = {
-   // ...
-   plugins: [
--    require('@tailwindcss/line-clamp')
-   ]
+    // ...
+    plugins: [
+-     require('@tailwindcss/line-clamp')
+    ]
   }
 ```