Renamed - to _ in filenames in chroot-scripts folder, so their own file names can be used as variables.

renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/20_root-check -> whonix_shared/usr/local/share/whonix/chroot-scripts/20_root_check
renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/30_internal-checks -> whonix_shared/usr/local/share/whonix/chroot-scripts/30_sanity_checks
renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/50_adduser-user -> whonix_shared/usr/local/share/whonix/chroot-scripts/50_adduser_user
renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/70_banned-packages -> whonix_shared/usr/local/share/whonix/chroot-scripts/70_banned_packages
renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/70_create-swap-file -> whonix_shared/usr/local/share/whonix/chroot-scripts/70_create_swap_file
renamed:    whonix_shared/usr/local/share/whonix/chroot-scripts/70_update-command-not-found -> whonix_shared/usr/local/share/whonix/chroot-scripts/70_update_command_not_found
renamed:    whonix_workstation/usr/local/share/whonix/chroot-scripts/70_desktop-icons -> whonix_workstation/usr/local/share/whonix/chroot-scripts/70_desktopicons