Method getAccessToken doesn’t need the state parameter

app/Http/Controllers/MicropubClientController.php

@@ -327,7 +327,6 @@ class MicropubClientController extends Controller
                 $request->input('me'),
                 route('micropub-client-get-new-token-callback'), // redirect_uri
                 route('micropub-client'), // client_id
-                $request->input('state')
             );
             if (array_key_exists('access_token', $token)) {
                 $url = normalize_url($token['me']);