doc(syntax_highlight_in_latex.md): fix typo
doc(syntax_highlight_in_latex.md): fix typo

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