style: format and rename variables (#2469)

# Summary

Formatting and rename variable committed in #2415

USAGE.md

@@ -145,12 +145,15 @@ export default () => {
   );
 };
 ```
+
 # Web configuration
 
 ## Metro bundler
+
 No additional steps are required when using Metro bundler.
 
 ## Webpack
+
 If you are using the Webpack bundler, the following steps are needed:
 
 - Install `@react-native/assets-registry/registry` as a project dependency.
@@ -158,25 +161,26 @@ If you are using the Webpack bundler, the following steps are needed:
 - Configure the Webpack `module -> rules` section and include an important rule for `node_modules/@react-native/assets-registry/registry`.
 
 webpack.config.js
- ```ts
- const babelLoaderConfiguration = {
-  include: [
-    path.resolve(
-      appDirectory,
-      // Important!
-      'node_modules/@react-native/assets-registry/registry',
-    ),
-  ],
-  ...
+
+```ts
+const babelLoaderConfiguration = {
+ include: [
+   path.resolve(
+     appDirectory,
+     // Important!
+     'node_modules/@react-native/assets-registry/registry',
+   ),
+ ],
+ ...
 };
 
 module.exports = {
-  ...config,
-  module: {
-      rules: [babelLoaderConfiguration],
-    },
+ ...config,
+ module: {
+     rules: [babelLoaderConfiguration],
+   },
 };
- ```
+```
 
 For more details on the complete Webpack configuration, you can refer to this [documentation](https://necolas.github.io/react-native-web/docs/multi-platform/#compiling-and-bundling) on how to set up a `webpack.config` file for React Native Web.