provisioners/puppet: just quiet the NFS errors for Puppet [GH-5456]

plugins/kernel_v2/config/vm.rb

@@ -620,7 +620,7 @@ module VagrantPlugins
                              path: options[:hostpath])
           end
 
-          if options[:type] == :nfs
+          if options[:type] == :nfs && !options[:nfs__quiet]
             if options[:owner] || options[:group]
               # Owner/group don't work with NFS
               errors << I18n.t("vagrant.config.vm.shared_folder_nfs_owner_group",

plugins/provisioners/puppet/provisioner/puppet.rb

@@ -32,6 +32,7 @@ module VagrantPlugins
           folder_opts[:type] = @config.synced_folder_type if @config.synced_folder_type
           folder_opts[:owner] = "root" if !@config.synced_folder_type
           folder_opts[:args] = @config.synced_folder_args if @config.synced_folder_args
+          folder_opts[:nfs__quiet] = true
 
           if @config.environment_path.is_a?(Array)
             # Share the environments directory with the guest