Update README to deploy with --no-wallet so that the 'register device' screen command's dfx call --no-wallet works.
The internet-identity URL used by AuthClientWrapper#login can be overridden via an identityProvider query string parameter in the URL. This is needed to test against a local instance of internet-identity, which seems necessary when running everything locally.
--no-walletso that the 'register device' screen command'sdfx call --no-walletworks.AuthClientWrapper#logincan be overridden via anidentityProviderquery string parameter in the URL. This is needed to test against a local instance of internet-identity, which seems necessary when running everything locally.