[zenity] help: Remove 13 year old Bulgarian screenshots

[Andre Klapper <aklapper src gnome org>]

commit 60c636b30aa63a340c730787cbeb78f610fb198c
Author: Andre Klapper <a9016009 gmx de>
Date:   Tue Feb 11 15:34:45 2020 +0100

    help: Remove 13 year old Bulgarian screenshots

 help/bg/figures/zenity-calendar-screenshot.png    | Bin 24223 -> 0 bytes
 help/bg/figures/zenity-entry-screenshot.png       | Bin 12524 -> 0 bytes
 help/bg/figures/zenity-error-screenshot.png       | Bin 11895 -> 0 bytes
 help/bg/figures/zenity-information-screenshot.png | Bin 14914 -> 0 bytes
 help/bg/figures/zenity-list-screenshot.png        | Bin 33090 -> 0 bytes
 help/bg/figures/zenity-progress-screenshot.png    | Bin 15527 -> 0 bytes
 help/bg/figures/zenity-question-screenshot.png    | Bin 14518 -> 0 bytes
 help/bg/figures/zenity-text-screenshot.png        | Bin 25070 -> 0 bytes
 help/bg/figures/zenity-warning-screenshot.png     | Bin 14872 -> 0 bytes
 9 files changed, 0 insertions(+), 0 deletions(-)