fix(react): webpack backwards compat for @nx/react/plugin/webpack (#…

…20697)

packages/react/plugins/webpack.ts

@@ -1,16 +1,6 @@
+import { composePlugins, withNx } from '@nx/webpack';
 import { withReact } from './with-react';
 
-// Support existing default exports as well as new named export.
-const legacyExport: any = withReact();
-legacyExport.withReact = withReact;
+const plugin = composePlugins(withNx(), withReact());
 
-/** @deprecated use `import { withReact } from '@nx/react'` */
-// This is here for backward compatibility if anyone imports {getWebpackConfig} directly.
-// TODO(jack): Remove in Nx 16
-const getWebpackConfig = withReact();
-
-legacyExport.getWebpackConfig = getWebpackConfig;
-
-module.exports = legacyExport;
-
-export { getWebpackConfig };
+module.exports = plugin;