Fix up compilation error

Author: shs96c

java/src/org/openqa/selenium/netty/server/NettyServer.java

@@ -20,8 +20,7 @@
 import io.netty.bootstrap.ServerBootstrap;
 import io.netty.channel.Channel;
 import io.netty.channel.EventLoopGroup;
-import io.netty.channel.MultiThreadIoEventLoopGroup;
-import io.netty.channel.nio.NioIoHandler;
+import io.netty.channel.nio.NioEventLoopGroup;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.handler.logging.LogLevel;
 import io.netty.handler.logging.LoggingHandler;
@@ -100,8 +99,8 @@ public NettyServer(
 
     this.handler = handler.with(new ErrorFilter().andThen(new AddWebDriverSpecHeaders()));
 
-    bossGroup = new MultiThreadIoEventLoopGroup(1, NioIoHandler.newFactory());
-    workerGroup = new MultiThreadIoEventLoopGroup(NioIoHandler.newFactory());
+    bossGroup = new NioEventLoopGroup(1);
+    workerGroup = new NioEventLoopGroup();
 
     port = options.getPort();
     host = options.getHostname().orElse("0.0.0.0");