Fixed extra CR appended to create_directories dir list

plugins/guests/linux/cap/file_system.rb

@@ -84,6 +84,7 @@ module VagrantPlugins
           remote_fn = create_tmp_path(machine, {})
           tmp = Tempfile.new('hv_dirs')
           begin
+            tmp.binmode
             tmp.write dirs.join("\n") + "\n"
             tmp.close
             machine.communicate.upload(tmp.path, remote_fn)

test/unit/plugins/guests/linux/cap/file_system_test.rb

@@ -135,6 +135,7 @@ describe "VagrantPlugins::GuestLinux::Cap::FileSystem" do
     context "passes directories to be create" do
       let(:temp_file) do
         double("temp_file").tap do |temp_file|
+          allow(temp_file).to receive(:binmode)
           allow(temp_file).to receive(:close)
           allow(temp_file).to receive(:path).and_return("temp_path")
           allow(temp_file).to receive(:unlink)