Update README.md

Author: mohvn

frontend/README.md

@@ -8,7 +8,6 @@ Currently, two official plugins are available:
 - [@vitejs/plugin-react-swc](https://github.com/vitejs/vite-plugin-react/blob/main/packages/plugin-react-swc) uses [SWC](https://swc.rs/) for Fast Refresh
 
 ## Expanding the ESLint configuration
-
 If you are developing a production application, we recommend updating the configuration to enable type-aware lint rules:
 
 ```js