* grub-core/genmod.sh.in: Use 'set -e' rather than '#! /bin/sh -e',

to avoid accidents when debugging with 'sh -x'.
* grub-core/gensyminfo.sh.in: Likewise.
* tests/example_scripted_test.in: Likewise.
* tests/grub_cmd_regexp.in: Likewise.
* tests/grub_script_blanklines.in: Likewise.
* tests/grub_script_dollar.in: Likewise.
* tests/grub_script_expansion.in: Likewise.
* tests/grub_script_final_semicolon.in: Likewise.
* tests/partmap_test.in: Likewise.
* tests/util/grub-shell-tester.in: Likewise.
* tests/util/grub-shell.in: Likewise.

tests/example_scripted_test.in

@@ -1,3 +1,4 @@
-#!/bin/sh -e
+#!/bin/sh
+set -e
 
 true