Require RuboCop 0.85.1
Require RuboCop 0.85.1

This includes a few useful bug fixes, but no config changes so there's
no need to vendor

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

chef/chefstyle,chef/chefstyle