bug#41619: [PATCH] Mark python-shell-virtualenv-root as safe local variable

[Eli Zaretskii]

> From: "Philip K." <philip@warpmail.net>
> Cc: rgm@gnu.org, 41619@debbugs.gnu.org
> Date: Tue, 16 Jun 2020 18:52:07 +0200
> 
> Ultimatly, my estimation was wrong, and the variable shouldn't be marked
> as safe, at least not with any heuristics that could warn the user if
> the path is suspicious.

So all we need is to remove the :safe attribute from the variable?  Or
something else?