Shorten line to please Rubocop

Author: cmer

spec/overcommit/hook/pre_commit/rails_schema_up_to_date_spec.rb

@@ -94,7 +94,7 @@
     it { should pass }
   end
 
-  context 'when a Ruby schema file with the latest version in Rails 5.2 format and migrations are added' do
+  context 'when a Ruby schema generated by Rails 5.2+ format and migrations are added' do
     before do
       subject.stub(:applicable_files).and_return(migration_files << ruby_schema_file)
     end