Bug 15189: Do not close STDERR when running in background mode

Bug 15189: Do not close STDERR when running in background mode

The batch records modification tool close STDERR, it's useless and hide
warnings/errors.

Like the other processes using the BackgroundJob module, this one should
let it open.

Signed-off-by: Hector Castro <hector.hecaxmmx@gmail.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 7be97133eeb350fa65fea667a149d000bf348ecc)
Signed-off-by: Frédéric Demians <f.demians@tamil.fr>