fix(tests/lean/tactic14.lean): typo
fix(tests/lean/tactic14.lean): typo

Signed-off-by: Leonardo de Moura <7610bae85f2b530654cc716772f1fe653373e892@microsoft.com>

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