just remove easy_install
just remove easy_install

yeah, we could go down the road of testing it only on chef 12.x and
removing it for only chef 13.x, but there's bigger issues to fix
correctly right now, and in a year this will not have caught any
chef 12.x bugs and after that nobody will care.

Signed-off-by: Lamont Granquist <0ab8dc438f73addc98d9ad5925ec8f2b97991703@scriptkiddie.org>

lamont-granquist/chefspec,mcoolive/chefspec,chefspec/chefspec,mcoolive/chefspec,chefspec/chefspec,sethvargo/chefspec,lamont-granquist/chefspec,sethvargo/chefspec