Configure Rubocop
Configure Rubocop

Make Rubocop less strict about arrays in spec/, because
%w doesn't always make for the clearest test data.

The default configuration dislikes inject and recommends
each_with_object, but I disagree.

ministryofjustice/scs_appraisals,ministryofjustice/scs_appraisals,ministryofjustice/scs_appraisals