docs: fix broken link to import/no-duplicates on `no-duplicate-impo…

…rts` page (#9063)

Update no-duplicate-imports.mdx

Fix broken link

packages/eslint-plugin/docs/rules/no-duplicate-imports.mdx

@@ -1,6 +1,6 @@
 :::danger Deprecated
 
-This rule has been deprecated in favour of the [`import/no-duplicates`](https://github.com/import-js/eslint-plugin-import/blob/HEAD/docs/rules/no-duplicates.mdx) rule.
+This rule has been deprecated in favour of the [`import/no-duplicates`](https://github.com/import-js/eslint-plugin-import/blob/HEAD/docs/rules/no-duplicates.md) rule.
 
 :::