run prettier

docs/data/joy/customization/dark-mode/dark-mode.md

@@ -152,19 +152,20 @@ export default class MyDocument extends Document {
 To use the Joy UI API with a Next.js project with the App Router, create a separate [Client Component](https://nextjs.org/docs/app/building-your-application/rendering/client-components) to utilize the [`getInitColorSchemeScript`](https://mui.com/joy-ui/main-features/dark-mode-optimization/#the-solution-css-variables) function:
 
 ```jsx title="colorInit.js"
-"use client";
+'use client';
 
-import { getInitColorSchemeScript } from "@mui/joy/styles";
+import { getInitColorSchemeScript } from '@mui/joy/styles';
 
 export default function ColorInit() {
   return <>{getInitColorSchemeScript()}</>;
 }
 ```
+
 Now, you can use the it in your [`app/layout.js`](https://nextjs.org/docs/app/building-your-application/routing/pages-and-layouts#layouts) file in order to prevent flickering:
 
 ```jsx title="layout.js"
-import ColorInit from "./colorInit";
-import { CssBaseline, CssVarsProvider } from "@mui/joy";
+import ColorInit from './colorInit';
+import { CssBaseline, CssVarsProvider } from '@mui/joy';
 
 export default function RootLayout({ children }) {
   return (