update rails version in specs
update rails version in specs

https://github.com/rails/rails/releases/tag/v3.2.22

RochesterinNYC/bundler,davydovanton/bundler,zhangkuaiji/bundler,jasonkarns/bundler,cdwort/bundler,neslom/bundler,Wirachmat/bundler,dilumnavanjana/bundler,bronzdoc/bundler,mdorrance/bundler,frsyuki/bundler,nju520/bundler,chef/bundler,anil826/bundler,lmtim/bundler,ximus/bundler,seanlinsley/bundler,danimashu/bundler,byroot/bundler,danimashu/bundler,gregkare/bundler,bronzdoc/bundler,robinboening/bundler,seanlinsley/bundler,neslom/bundler,mdorrance/bundler,agis-/bundler,lmtim/bundler,ligi/bundler,suhastech/bundler,roseweixel/bundler,schaary/bundler,Elffers/bundler,simplybusiness/bundler,christer155/bundler,h4ck3rm1k3/bundler,AiyionPrime/bundler,PG-kura/bundler,Teino1978-Corp/Teino1978-Corp-bundler,bundler/bundler,EasonYi/bundler,asutoshpalai/bundler,EthanK28/bundler,Elffers/bundler,patvice/bundler,mvz/bundler,tgxworld/bundler,gregkare/bundler,Eric-Guo/bundler,tgxworld/bundler,philnash/bundler,EasonYi/bundler,Wirachmat/bundler,robinboening/bundler,steved/bundler,wenderjean/bundler,ipmobiletech/bundler,mpapis/bundler,dilumnavanjana/bundler,ximus/bundler,asymmetric/bundler,mpapis/bundler,elovelan/bundler,wenderjean/bundler,suhastech/bundler,jingweno/bundler,kohgpat/bundler,AiyionPrime/bundler,philnash/bundler,cdwort/bundler,joshsoftware/bundler,carpodaster/bundler,masarakki/bundler,chef/bundler,EthanK28/bundler,masarakki/bundler,nju520/bundler,christer155/bundler,simplybusiness/bundler,joshsoftware/bundler,Eric-Guo/bundler,agis-/bundler,CorainChicago/bundler,pivotal-cf-experimental/bundler,CorainChicago/bundler,carpodaster/bundler,anil826/bundler,patvice/bundler,jasonkarns/bundler,elovelan/bundler,asymmetric/bundler,bundler/bundler,byroot/bundler,Teino1978-Corp/Teino1978-Corp-bundler,roseweixel/bundler,ligi/bundler,frsyuki/bundler,PG-kura/bundler,asutoshpalai/bundler,zhangkuaiji/bundler,h4ck3rm1k3/bundler,mvz/bundler,schaary/bundler,chulkilee/bundler,pivotal-cf-experimental/bundler,kohgpat/bundler,jingweno/bundler,ipmobiletech/bundler,RochesterinNYC/bundler,davydovanton/bundler,steved/bundler,chulkilee/bundler