Fix copy/paste error with nokogiri in french readme
Fix copy/paste error with nokogiri in french readme

dariubs/sinatra,autopp/sinatra,bmizerany/sinatra,nicoayala/sinatra,frechei/sinatra,midorineko/sinatra,ryanshaw/sinatra,kyontan/sinatra,sethuster/sinatra,howtolearntocode/sinatra,JonMidhir/sinatra,laplaceliu/sinatra,defsprite/sinatra,gferguson-gd/sinatra,lastcat/sinatra,nju520/sinatra,miyazawatomoka/sinatra,d-bot/sinatra,porras/sinatra,kumji/sinatra,twanies/sinatra,siberianbear/sinatra,Wirachmat/sinatra,nju520/sinatra,ksw2599/sinatra,QLGu/sinatra,ryanshaw/sinatra,kyontan/sinatra,laplaceliu/sinatra,sinatra/sinatra,RosenDimov/sinatra,ktw1222/sinatra,eileencodes/sinatra,dariubs/sinatra,blambeau/sinatra,JonRowe/sinatra,autopp/sinatra,JonRowe/sinatra,ksw2599/sinatra,ktw1222/sinatra,burningTyger/sinatra,burningTyger/sinatra,gferguson-gd/sinatra,ganmacs/sinatra,jenalgit/sinatra,kumji/sinatra,siberianbear/sinatra,cyberid41/sinatra,porras/sinatra,wzheng1/sinatra,guidohcosta/sinatra,defsprite/sinatra,nicoayala/sinatra,Wirachmat/sinatra,ABaldwinHunter/sinatra-classic,JonMidhir/sinatra,QLGu/sinatra,davydovanton/sinatra,jkowens/sinatra,marocchino/sinatra,kgrz/sinatra,trexnix/sinatra,mwpastore/sinatra,JonMidhir/sinatra,eileencodes/sinatra,Rayheng/sinatra,midorineko/sinatra,d-bot/sinatra,Callygraphy/morrissey,mwpastore/sinatra,ABaldwinHunter/sinatra-classic,ganmacs/sinatra,DoraALin/sinatra,howtolearntocode/sinatra,wzheng1/sinatra,jenalgit/sinatra,miyazawatomoka/sinatra,emiliocorpus/sinatra,sethuster/sinatra,lastcat/sinatra,cyberid41/sinatra,burningTyger/sinatra,trexnix/sinatra,jkowens/sinatra,sinatra/sinatra,frechei/sinatra,RosenDimov/sinatra,Rayheng/sinatra,twanies/sinatra,emiliocorpus/sinatra,davydovanton/sinatra,DoraALin/sinatra,jkowens/sinatra,mwpastore/sinatra,guidohcosta/sinatra