Merge pull request #3783 from JG-0204/patch-1

Fix part9b broken link

Author: mluukkai

src/content/9/en/part9b.md

@@ -899,7 +899,7 @@ Let's install ESlint and its TypeScript extensions:
 npm install --save-dev eslint @eslint/js @types/eslint__js typescript typescript-eslint
 ```
 
-We will configure ESlint to [disallow explicit any]( https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/docs/rules/no-explicit-any.md). Write the following rules to *eslint.config.mjs*:
+We will configure ESlint to [disallow explicit any](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/docs/rules/no-explicit-any.mdx). Write the following rules to *eslint.config.mjs*:
 
 ```js
 import eslint from '@eslint/js';