Minor fix in GUIDE
Minor fix in GUIDE

deivid-rodriguez/byebug,ozydingo/byebug,yui-knk/byebug,k0kubun/byebug,os97673/byebug,icebreaker/byebug,webdev1001/byebug,icebreaker/byebug,guilherme/byebug,ozydingo/byebug,os97673/byebug,scalp42/byebug,k0kubun/byebug,saisai/byebug,miamiruby/byebug,yui-knk/byebug,webdev1001/byebug,miamiruby/byebug,deivid-rodriguez/byebug,saisai/byebug,k0kubun/byebug,scalp42/byebug,guilherme/byebug,guilherme/byebug,yui-knk/byebug,deivid-rodriguez/byebug