Feat disable audio

Somehow, Virtualbox audio makes my bluetooth headphone weird. I have to disable it in my environment. This feature is not necessary for our dev cluster.

Vagrantfile

@@ -27,6 +27,7 @@ Vagrant.configure("2") do |config|
 
   config.vm.provider :virtualbox do |vb|
     vb.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
+    vb.customize ["modifyvm", :id, "--audio", "none"]
     vb.memory = "2048"
   end