Update kerl releases now-ish
Update kerl releases now-ish

ljharb/travis-cookbooks,travis-ci/travis-cookbooks,spurti-chopra/travis-cookbooks,ljharb/travis-cookbooks,travis-ci/travis-cookbooks,travis-ci/travis-cookbooks,spurti-chopra/travis-cookbooks,spurti-chopra/travis-cookbooks,ljharb/travis-cookbooks