removed useless codes

src/Infrastructure/Extensions/TokenContextSetup.cs

@@ -8,8 +8,6 @@ public static class TokenContextSetup
         services.TryAddSingleton<JwtSecurityTokenHandler>();
         services.TryAddSingleton<DefaultTokenHandler>();
         services.TryAddSingleton<ITokenBuilder, DefaultTokenBuilder>();
-        var builder = new DefaultTokenBuilder(null, null, null);
-        builder.SetUserContext(null);
         return services;
     }
 }