fix(emacs/lean-info): do not update info windows during text selection
fix(emacs/lean-info): do not update info windows during text selection

Fixes #1332

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