fix(frontends/lean/tokens): typo
fix(frontends/lean/tokens): typo

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