`git stash ` stopped working in 2.22.0

[Mike Hommey]

Hi,

`git stash <command> <n>` where n is a number used to work until 2.21.*.
It doesn't work in 2.22.0.

Bisection points to:

dc7bd382b1063303f4f45d243bff371899285acb is the first bad commit
commit dc7bd382b1063303f4f45d243bff371899285acb
Author: Paul-Sebastian Ungureanu <ungureanupaulsebast...@gmail.com>
Date:   Mon Feb 25 23:16:20 2019 +0000

    stash: convert show to builtin

which I guess makes sense :)

Mike