Drop system-settings subpackage

It was copy/pasted from Simply Linux branding and it definetly
doesn't make sense here.

(cherry picked from commit 85fa2d5fe52cea61e6cf730b1eab027de339138f)

Makefile.in

@@ -207,7 +207,3 @@ install: browser-qt ahttpd boot-images boot-splash @X86@ indexhtml hidden-menu-e
 	cp menu/50-xfce-applications.menu $(sysconfdir)/xdg/menus/xfce-applications-merged/
 	mkdir -p $(datadir)/desktop-directories
 	cp menu/altlinux-wine.directory $(datadir)/desktop-directories/
-	# system-settings
-	mkdir -p $(sysconfdir)/polkit-1/rules.d/
-	cp -a system-settings/polkit-rules/*.rules $(sysconfdir)/polkit-1/rules.d/
-	#install -Dm644 system-settings/ldm_pam_environment $(localstatedir)/ldm/.pam_environment

branding.spec

@@ -242,18 +242,6 @@ Requires: altlinux-freedesktop-menu-common
 %description menu
 Menu for %distro_name
 
-%package system-settings
-BuildArch: noarch
-Summary: Some system settings for Simply Linux
-License: GPLv2+
-Group: System/Base
-# Really we need lightdm only, but it can pull another greeter.
-Requires: lightdm-gtk-greeter
-%branding_add_conflicts %flavour system-settings
-
-%description system-settings
-Some system settings for Simply Linux.
-
 %prep
 %setup -n branding
 
@@ -304,13 +292,6 @@ shell_config_set /etc/sysconfig/grub2 GRUB_COLOR_HIGHLIGHT %grub_high
 %post indexhtml
 %_sbindir/indexhtml-update
 
-%post system-settings
-#chown _ldm:_ldm %_localstatedir/ldm/.pam_environment
-sed -i '/pam_env\.so/ {
-		/user_readenv/ b
-		s/pam_env\.so/pam_env.so user_readenv=1/ }
-' %_sysconfdir/pam.d/lightdm-greeter
-
 %files bootloader
 %ifarch %ix86 x86_64
 %_datadir/gfxboot/%theme
@@ -395,10 +376,6 @@ fi
 /etc/xdg/menus/xfce-applications-merged/50-xfce-applications.menu
 /usr/share/desktop-directories/altlinux-wine.directory
 
-%files system-settings
-%config %_sysconfdir/polkit-1/rules.d/*.rules
-#config %_localstatedir/ldm/.pam_environment
-
 %changelog
 * Wed May 29 2019 Alexey Shabalin <shaba@altlinux.org> 8.90-alt1
 - Alpha version of ALT Server 9.0 (based on Education by cas@).

system-settings/ldm_pam_environment

@@ -1,4 +0,0 @@
-# Workaround for ALT bug #29167.
-# Based on suggestion by Daniel Gnoutcheff (gnoutchd)
-# https://bugs.launchpad.net/lightdm/+bug/1024482/comments/18.
-GDK_CORE_DEVICE_EVENTS=true

system-settings/polkit-rules/70-SL-NM-allow-modify-system.rules

@@ -1,6 +0,0 @@
-polkit.addRule(function(action, subject) {
-	if (action.id == "org.freedesktop.NetworkManager.settings.modify.system" &&
-		subject.isInGroup("wheel")) {
-		return polkit.Result.YES;
-	};
-});