Adjust shebang in guix-snakemake-environment script

Using "/usr/bin/env" there is silly.  We can rely on "/bin/sh" being
present more than "/usr/bin/env".

1 files changed, 1 insertions, 1 deletions

diff --git a/guix-snakemake-environment b/guix-snakemake-environment
index 7f7e747..b67ec8a 100755
--- a/guix-snakemake-environment
+++ b/guix-snakemake-environment
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/bin/sh
 
 ### Set up a pure environment for snakemake.el commands
 ###