bug#36490: 26.1; directory-files-recursively breaks when it encounters a directory named "~"

[Eli Zaretskii]

> From: "Basil L. Contovounesios" <contovob@tcd.ie>
> Cc: Lars Ingebrigtsen <larsi@gnus.org>,  36490@debbugs.gnu.org,  
> erik_hahn@gmx.de
> Date: Tue, 09 Jul 2019 19:58:18 +0100
> 
> So AIUI (expand-file-name "~") should be equivalent to
> (directory-file-name (expand-file-name "~/")).

And that's exactly what it does.