bootloader: drop obsolete gfxboot remnants

bootloader/config.in

-product=@PRODUCT_NAME@
-based_on=ALT Linux Sisyphus

branding.spec

@@ -23,16 +23,11 @@ Version: 1.0
 Release: eter1
 Url: https://ximperlinux.ru
 
-%ifarch %ix86 x86_64
-BuildRequires: cpio fonts-ttf-dejavu fonts-otf-abattis-cantarell
-BuildRequires: design-bootloader-source >= 5.0-alt2 fribidi
-%endif
-
 BuildRequires(pre): rpm-macros-branding
 BuildRequires: libalternatives-devel
 BuildRequires: qt6-base-devel
 
-BuildRequires: ImageMagick fontconfig bc
+BuildRequires: ImageMagick fontconfig bc fonts-ttf-dejavu
 
 Source: branding.tar
 
@@ -338,12 +333,6 @@ install -pD -m644 -t %buildroot%_datadir/wallpapers/ximper/ ximperwallpapers/*
 mkdir -p %buildroot%_datadir/gnome-background-properties
 mv %buildroot%_datadir/wallpapers/ximper/ximper.xml %buildroot%_datadir/gnome-background-properties/
 
-# bootloader
-%ifarch %ix86 x86_64
-%pre bootloader
-[ -s /boot/splash/%theme ] && rm -fr  /boot/splash/%theme ||:
-%endif
-
 %post bootloader
 [ "$1" -eq 1 ] || exit 0
 . shell-config

configure.ac

@@ -42,7 +42,6 @@ AC_SUBST(TITLE_COLOR)
 
 AC_CONFIG_FILES([
 	 Makefile
-	 bootloader/config
 	 bootsplash/theme.plymouth
 	 browser-qt/design/design.ini
 	 browser-qt/design/design.qss