Revert driver metadata for netty

It doesn't catch programmatically set netty streamfactories. Also
as StreamType is being removed in 4.0 along with NettyMongoClients.java

JAVA-3131

Author: rozza

driver-async/src/main/com/mongodb/async/client/NettyMongoClients.java

@@ -33,10 +33,8 @@ static MongoClient create(final MongoClientSettings settings, @Nullable final Mo
         final EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
         StreamFactory streamFactory = new NettyStreamFactory(settings.getSocketSettings(), settings.getSslSettings(), eventLoopGroup);
         StreamFactory heartbeatStreamFactory = new NettyStreamFactory(settings.getHeartbeatSocketSettings(), settings.getSslSettings(),
-                                                                             eventLoopGroup);
-        MongoDriverInformation.Builder builder = mongoDriverInformation == null ? MongoDriverInformation.builder()
-                : MongoDriverInformation.builder(mongoDriverInformation);
-        return MongoClients.createMongoClient(settings, builder.driverName("netty").build(), streamFactory, heartbeatStreamFactory,
+                eventLoopGroup);
+        return MongoClients.createMongoClient(settings, mongoDriverInformation, streamFactory, heartbeatStreamFactory,
                 new Closeable() {
                     @Override
                     public void close() {