Fix spec for Course.update_all_courses, which was only working by accident before.
Fix spec for Course.update_all_courses, which was only working
by accident before.

sejalkhatri/WikiEduDashboard,thenickcox/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,feelfreelinux/WikiEduDashboard,Wowu/WikiEduDashboard,alpha721/WikiEduDashboard,KarmaHater/WikiEduDashboard,thenickcox/WikiEduDashboard,WinnySilva/WikiEduDashboard,sejalkhatri/WikiEduDashboard,WinnySilva/WikiEduDashboard,feelfreelinux/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,MusikAnimal/WikiEduDashboard,adamwight/WikiEduDashboard,alpha721/WikiEduDashboard,MusikAnimal/WikiEduDashboard,ragesoss/WikiEduDashboard,sejalkhatri/WikiEduDashboard,adamwight/WikiEduDashboard,Wowu/WikiEduDashboard,WinnySilva/WikiEduDashboard,thenickcox/WikiEduDashboard,Wowu/WikiEduDashboard,MusikAnimal/WikiEduDashboard,majakomel/WikiEduDashboard,sejalkhatri/WikiEduDashboard,Wowu/WikiEduDashboard,adamwight/WikiEduDashboard,feelfreelinux/WikiEduDashboard,ragesoss/WikiEduDashboard,ragesoss/WikiEduDashboard,sejalkhatri/WikiEduDashboard,alpha721/WikiEduDashboard,majakomel/WikiEduDashboard,KarmaHater/WikiEduDashboard,majakomel/WikiEduDashboard,majakomel/WikiEduDashboard,alpha721/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,feelfreelinux/WikiEduDashboard,KarmaHater/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,KarmaHater/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,MusikAnimal/WikiEduDashboard