clean up bounce_receiver.rb cf. https://github.com/victorykit/victorykit/commit/298319f5fa799b4937d0effaa19a5c5b968ade9c#commitcomment-1339274
clean up bounce_receiver.rb
cf. https://github.com/victorykit/victorykit/commit/298319f5fa799b4937d0effaa19a5c5b968ade9c#commitcomment-1339274

ChrisAntaki/victorykit,MayOneUS/victorykit,victorykit/victorykit,MayOneUS/victorykit,ChrisAntaki/victorykit,ChrisAntaki/victorykit,ChrisAntaki/victorykit,victorykit/victorykit,victorykit/victorykit,MayOneUS/victorykit