Fix coding style in websocket_deflate_frame/3
Fix coding style in websocket_deflate_frame/3

callsign-core/cowboy_hybi00,yangchengjian/cowboy,pap/cowboy,manastech/cowboy,essen/cowboy,ninenines/cowboy,turtleDeng/cowboy,sile/cowboy,hairyhum/cowboy,layerhq/cowboy,binarin/cowboy,cad627/cowboy,dangjun625/cowboy,callsign-core/cowboy_hybi00,imdeps/cowboy,lpgauth/cowboy,manastech/cowboy,unisontech/cowboy,linearregression/cowboyku,MSch/cowboy,layerhq/cowboy,yangchengjian/cowboy,acrispin/cowboy,binarin/cowboy,grahamrhay/cowboy,unisontech/cowboy,CrankWheel/cowboy,essen/cowboy,rabbitmq/cowboy,paulperegud/cowboy,venkateshreddy/cowboy,K2InformaticsGmbH/cowboy,lpgauth/cowboy,cad627/cowboy,noname007/cowboy,276361270/cowboy,ferd/cowboyku,bsmr-erlang/cowboy,Reimerei/cowboy,omusico/cowboy,heroku/cowboyku,odo/cowboy,nviennot/cowboy,bobos/ecweb,kivra/cowboy