feat: bump wire protocol version for 4.4

NODE-2150

Author: mbroadst

lib/core/wireprotocol/constants.js

@@ -1,9 +1,9 @@
 'use strict';
 
 const MIN_SUPPORTED_SERVER_VERSION = '2.6';
-const MAX_SUPPORTED_SERVER_VERSION = '4.2';
+const MAX_SUPPORTED_SERVER_VERSION = '4.4';
 const MIN_SUPPORTED_WIRE_VERSION = 2;
-const MAX_SUPPORTED_WIRE_VERSION = 8;
+const MAX_SUPPORTED_WIRE_VERSION = 9;
 
 module.exports = {
   MIN_SUPPORTED_SERVER_VERSION,