make connect_timeout work with DNS resolution

Before it could timeout connection process, but still wait for DNS
resolution for long time. It's possible to interrupt addrinfo in ruby 3+

Author: haukot

lib/webpacker/dev_server.rb

@@ -13,7 +13,7 @@ def initialize(config)
 
   def running?
     if config.dev_server.present?
-      Socket.tcp(host, port, connect_timeout: connect_timeout).close
+      Timeout.timeout(connect_timeout) { Socket.tcp(host, port).close }
       true
     else
       false

lib/webpacker/dev_server_runner.rb

@@ -1,5 +1,6 @@
 require "shellwords"
 require "socket"
+require "timeout"
 require "webpacker/configuration"
 require "webpacker/dev_server"
 require "webpacker/runner"