Merge pull request 'Only restart network once' (#1) from network-restart into main

Reviewed-on: #1

Vagrantfile-Template

@@ -14,7 +14,11 @@ Vagrant.configure("2") do |config|
   config.vm.box = ENV['SCULLERY_BOX_NAME']
   config.vm.box_url = ENV['SCULLERY_BOX_IMAGE']
   config.vm.provision "shell", inline: <<-SHELL
-  systemctl restart network
+  if [ ! -f '/var/adm/scullery.configured' ]
+  then
+    systemctl restart network
+    touch /var/adm/scullery.configured
+  fi
   SHELL
   if ENV['SCULLERY_MASTERS']
     ENV['SCULLERY_MASTERS'].split(',').each do |vmname|