[glib/wip/add-shebang-to-test-script] spawn: add shebang line to script

[Ray Strode <halfline src gnome org>]

commit 521f9605e0ab019ec9a493153ca0c8fe4267d665
Author: Ray Strode <rstrode redhat com>
Date:   Mon Dec 17 15:46:10 2018 -0500

    spawn: add shebang line to script
    
    downstream tools get confused when the script is missing a shebang
    line, and having a shebang line doesn't hurt, so add one.

 glib/tests/echo-script | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/glib/tests/echo-script b/glib/tests/echo-script
index c732ed910..b609f2d39 100755
--- a/glib/tests/echo-script
+++ b/glib/tests/echo-script
@@ -1 +1,2 @@
+#!/bin/sh
 echo "echo"