Correction for Delphi

Author: CarlosHe

src/Horse.BasicAuthentication.pas

@@ -53,7 +53,7 @@ procedure Middleware(Req: THorseRequest; Res: THorseResponse; Next: {$IF DEFINED
     {$IF DEFINED(FPC)}
       .WWWAuthenticate := Format('Basic realm=%s', [RealmMessage]);
     {$ELSE}
-      .Res.Realm := RealmMessage;
+      .Realm := RealmMessage;
     {$ENDIF}
     raise EHorseCallbackInterrupted.Create;
   end;