[bug#53643] [PATCH] Gnu: Elixir: Use previous method for detecting sh

[Ludovic Courtès]

Hi,

> While following a tutorial, I found myself struggling to build
> elixir. After discussing on #guix, and looking on the build server for
> clues, it seems that the SEARCH-INPUT-FILE change in 3da297997d ("gnu:
> elixir: Use G-expressions.")  was the culprit. Within the
> G-expression, I reverted to the use of WHICH for the "sh" binary,
> while leaving the others as they are.

Fixed along the lines of what Maxime and Cees suggested.

Thanks,
Ludo’.