Update rubocop from 0.60.0 to 0.64.0
Update rubocop from 0.60.0 to 0.64.0

smcgov/ohana-api-smc,codeforamerica/ohana-api,smcgov/ohana-api-smc,codeforamerica/ohana-api,codeforamerica/ohana-api,smcgov/ohana-api-smc,smcgov/ohana-api-smc,codeforamerica/ohana-api