xbmk: use proper shebang

env isn't that useful these days. better just
use the standard declaration.

Signed-off-by: Leah Rowe <leah@libreboot.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/mk b/mk
index e99b8f71..15ecad86 100755
--- a/mk
+++ b/mk
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/bin/sh
 
 # SPDX-License-Identifier: GPL-3.0-or-later