Remove ChefSpec matchers
Remove ChefSpec matchers

These are autogenerated by ChefSpec now.

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

opscode-cookbooks/motd-tail,opscode-cookbooks/motd-tail,chef-cookbooks/motd-tail,chef-cookbooks/motd-tail,getaroom/chef-motd-tail,chef-cookbooks/motd-tail