Remove redundant 'it' in example docstrings
Remove redundant 'it' in example docstrings

vergenzt/rubocop,rrosenblum/rubocop,panthomakos/rubocop,sue445/rubocop,tdeo/rubocop,bbatsov/rubocop,meganemura/rubocop,tdeo/rubocop,mikegee/rubocop,akihiro17/rubocop,lumeet/rubocop,panthomakos/rubocop,sue445/rubocop,scottmatthewman/rubocop,deivid-rodriguez/rubocop,ilansh/rubocop,mikegee/rubocop,haziqhafizuddin/rubocop,b-t-g/rubocop,ilansh/rubocop,petehamilton/rubocop,haziqhafizuddin/rubocop,jmks/rubocop,urbanautomaton/rubocop,iGEL/rubocop,bquorning/rubocop,scottmatthewman/rubocop,tdeo/rubocop,smakagon/rubocop,jfelchner/rubocop,smakagon/rubocop,rrosenblum/rubocop,deivid-rodriguez/rubocop,sue445/rubocop,bquorning/rubocop,petehamilton/rubocop,meganemura/rubocop,alexcstark/rubocop,backus/rubocop,rrosenblum/rubocop,mikegee/rubocop,bbatsov/rubocop,jmks/rubocop,maxjacobson/rubocop,backus/rubocop,mclark/rubocop,lumeet/rubocop,urbanautomaton/rubocop,jmks/rubocop,tejasbubane/rubocop,pocke/rubocop,pocke/rubocop,bquorning/rubocop,Drenmi/rubocop,tejasbubane/rubocop,rtlechow/rubocop,panthomakos/rubocop,maxjacobson/rubocop,palkan/rubocop,akihiro17/rubocop,vergenzt/rubocop,maxjacobson/rubocop,Drenmi/rubocop,NobodysNightmare/rubocop,tejasbubane/rubocop,deivid-rodriguez/rubocop,iGEL/rubocop,NobodysNightmare/rubocop,alexcstark/rubocop,jfelchner/rubocop,petehamilton/rubocop,b-t-g/rubocop,palkan/rubocop,mclark/rubocop,meganemura/rubocop,palkan/rubocop,vergenzt/rubocop,akihiro17/rubocop,jfelchner/rubocop,rtlechow/rubocop