Remove dupplicated key from overcommit config
Remove dupplicated key from overcommit config

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