git-bisect: remove unused SHA-1 $x40 shell variable

This variable was last used in code removed in 06f5608c14 (bisect--helper: `bisect_start` shell function partially in C, 2019-01-02). Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Ævar Arnfjörð Bjarmason committed Sep 11, 2021 at 13:17 UTC 296339549a52ee17c8e61429c081ac17fe81ac26
1 file changed -2
git-bisect.sh
-2
@@ -34,8 +34,6 @@ Please use "git help bisect" to get the full man page.'
34 OPTIONS_SPEC=
35 . git-sh-setup
36
37 -_x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
38 -_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
37 TERM_BAD=bad
38 TERM_GOOD=good
39