::Itamae::Runner need options[:tmp_dir]

[mmurasawa]

What

fix for itamae-kitchen/itamae@2e4ee5a
after itamae v1.12.0

How

vagrant-itamae exec ::Itamae::Runner with options[:tmp_dir]

Why

in vagrant provision using vagrant-itamae, these exception occured without this patch.

	  7: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/vagrant-itamae-0.2.1/lib/vagrant-itamae/provisioner.rb:19:in `provision'
	  6: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/runner.rb:11:in `run'
	  5: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/runner.rb:11:in `new'
	  4: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/runner.rb:37:in `initialize'
	  3: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/backend.rb:49:in `run_command'
	  2: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/backend.rb:178:in `build_command'
	  1: from /home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/backend.rb:178:in `map'
/home/murasawa/.vagrant.d/gems/2.6.6/gems/itamae-1.12.1/lib/itamae/backend.rb:179:in `block in build_command': undefined method `shellescape' for nil:NilClass (NoMethodError)

---

This change is