Update confirmed working webpack version (changelog ignore)

README.md

@@ -93,7 +93,7 @@ Tested with the following Keycloak versions:
 This tool will be maintained to stay compatible with Keycloak v11 and up, however, the default pages you will get
 (before you customize it) will always be the ones of Keycloak v11.
 
-This tool assumes you are bundling your app with Webpack (tested with 4.44.2) .
+This tool assumes you are bundling your app with Webpack (tested with the versions that ships with CRA v4.44.2 and v5.0.0) .
 It assumes there is a `build/` directory at the root of your react project directory containing a `index.html` file
 and a `build/static/` directory generated by webpack.
 For more information see [this issue](https://github.com/InseeFrLab/keycloakify/issues/5#issuecomment-832296432)