fix(library/print): avoid numerical internal names in the pretty printer
fix(library/print): avoid numerical internal names in the pretty printer

dselsam/lean,rlewis1988/lean,Kha/lean,fgdorais/lean,fgdorais/lean,avigad/lean,digama0/lean,leanprover/lean,leanprover/lean,digama0/lean,avigad/lean,dselsam/lean,fgdorais/lean,avigad/lean,dselsam/lean,Kha/lean,johoelzl/lean,digama0/lean,dselsam/lean,leanprover/lean,leanprover/lean,digama0/lean,leanprover-community/lean,leanprover-community/lean,dselsam/lean,leodemoura/lean,rlewis1988/lean,rlewis1988/lean,Kha/lean,rlewis1988/lean,johoelzl/lean,leanprover-community/lean,johoelzl/lean,johoelzl/lean,fpvandoorn/lean,leanprover-community/lean,fpvandoorn/lean,Kha/lean,rlewis1988/lean,digama0/lean,leodemoura/lean,fpvandoorn/lean,fgdorais/lean,digama0/lean,leodemoura/lean,rlewis1988/lean,fgdorais/lean,fpvandoorn/lean,johoelzl/lean,fpvandoorn/lean,leodemoura/lean,leodemoura/lean,johoelzl/lean,avigad/lean,Kha/lean,leanprover/lean,dselsam/lean,leodemoura/lean,leanprover/lean,Kha/lean,avigad/lean,leanprover-community/lean,fpvandoorn/lean,fgdorais/lean,avigad/lean,leanprover-community/lean