Update requests from 2.12.1 to 2.13.0
Update requests from 2.12.1 to 2.13.0
mozilla/amo-validator,wagnerand/amo-validator,mozilla/amo-validator,wagnerand/amo-validator,wagnerand/amo-validator,mozilla/amo-validator,wagnerand/amo-validator,mozilla/amo-validator