refactor(library/rfl_lemmas): avoid tmp_type_context
refactor(library/rfl_lemmas): avoid tmp_type_context

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