Expose new options in server TLS options.

Source/MQTTnet/Server/MqttServerTlsTcpEndpointOptions.cs

@@ -11,7 +11,10 @@ namespace MQTTnet.Server
 
         public byte[] Certificate { get; set; }
 
+        public bool ClientCertificateRequired { get; set; }
 
+        public bool CheckCertificateRevocation { get; set; }
+        
         public SslProtocols SslProtocol { get; set; } = SslProtocols.Tls12;
     }
 }