Use Debian specific config files

Use /etc/default/locale instead of /etc/locale.conf for locale settings.

Use /etc/default/keyboard instead of /etc/X11/xorg.conf.d/00-keyboard.conf for
keyboard configuration.

Read/write /etc/timezone if /etc/localtime does not exist.

Gbp-Pq: Topic debian
Gbp-Pq: Name Use-Debian-specific-config-files.patch

systemd (244-3) unstable; urgency=medium

  * Update udev-udeb to use 73-usb-net-by-mac.link

[dgit import unpatched systemd 244-3]

Import systemd_244-3.debian.tar.xz

[dgit import tarball systemd 244-3 systemd_244-3.debian.tar.xz]

Import systemd_244.orig.tar.gz

[dgit import orig systemd_244.orig.tar.gz]