Fix

Author: ardatan

website/src/pages/plugins/typescript/typescript-react-query.mdx

@@ -230,7 +230,7 @@ export default config
 
 As a shortcut, the `fetcher` property may also directly contain the function as a mapper string:
 
-```ts filename="codegen.ts"
+```
 # …
 config:
   fetcher: './my-file#myFetcher' # isReactHook is false here (the default version)