chore(travis): fix another typo
chore(travis): fix another typo

htzh/lean,leanprover-community/lean,soonhokong/travis_test,leanprover/lean,rlewis1988/lean,c-cube/lean,fgdorais/lean,fpvandoorn/lean2,fpvandoorn/lean2,digama0/lean,soonhokong/lean-osx,fpvandoorn/lean2,soonhokong/lean,soonhokong/lean-windows,UlrikBuchholtz/lean,soonhokong/lean-osx,eigengrau/lean,dselsam/lean,digama0/lean,avigad/lean,leodemoura/lean,eigengrau/lean,fgdorais/lean,digama0/lean,fpvandoorn/lean,leanprover-community/lean,soonhokong/lean,soonhokong/lean-windows,avigad/lean,johoelzl/lean,Kha/lean,Kha/lean,leanprover/lean,johoelzl/lean,soonhokong/lean-osx,fpvandoorn/lean2,johoelzl/lean,htzh/lean,c-cube/lean,leanprover/lean,soonhokong/lean-windows,soonhokong/lean,leodemoura/lean,leodemoura/lean,leanprover-community/lean,leanprover-community/lean,javra/lean,fgdorais/lean,codyroux/lean0.1,soonhokong/lean-osx,soonhokong/lean,leodemoura/lean,sp3ctum/lean,sp3ctum/lean,rlewis1988/lean,eigengrau/lean,levnach/lean,UlrikBuchholtz/lean,javra/lean,soonhokong/lean-windows,codyroux/lean0.1,soonhokong/travis_test,Kha/lean,dselsam/lean,dselsam/lean,fgdorais/lean,javra/lean,digama0/lean,sp3ctum/lean,levnach/lean,leanprover/lean,leanprover/lean,htzh/lean,UlrikBuchholtz/lean,fpvandoorn/lean,levnach/lean,dselsam/lean,Kha/lean,UlrikBuchholtz/lean,avigad/lean,avigad/lean,c-cube/lean,johoelzl/lean,soonhokong/travis_test,c-cube/lean,leodemoura/lean,fpvandoorn/lean2,digama0/lean,fpvandoorn/lean,javra/lean,digama0/lean,soonhokong/lean-osx,leanprover-community/lean,soonhokong/lean,htzh/lean,javra/lean,rlewis1988/lean,leanprover-community/lean,sp3ctum/lean,dselsam/lean,soonhokong/lean-windows,rlewis1988/lean,fpvandoorn/lean,dselsam/lean,htzh/lean,codyroux/lean0.1,leanprover/lean,Kha/lean,eigengrau/lean,fgdorais/lean,eigengrau/lean,leodemoura/lean,rlewis1988/lean,johoelzl/lean,sp3ctum/lean,johoelzl/lean,Kha/lean,c-cube/lean,fpvandoorn/lean,levnach/lean,fgdorais/lean,UlrikBuchholtz/lean,avigad/lean,fpvandoorn/lean,codyroux/lean0.1,avigad/lean,levnach/lean,rlewis1988/lean,soonhokong/travis_test