sys-devel/gnuconfig: Sync with Gentoo

It's from Gentoo commit 85970a14316420132f6a6336594bdf89296e29df.

sdk_container/src/third_party/portage-stable/sys-devel/gnuconfig/Manifest

@@ -1 +1,2 @@
 DIST gnuconfig-20221007.tar.xz 71208 BLAKE2B 9112bd82af083043d5eae3a5ffde8174df842f3a817b1b42c17e3202a9189cff8e9f422e956e1cdd82e326949a23e27a353f72f98a6f63818e5a67096f650fed SHA512 91ca2faca02d5d78f937da70a4af026b1ba585519b9eaa2463cacd79f0f6a85ef6e1f7e0bed4243474b6e880c0b6387ca09f00eb2d40a27c3a26b6817b1bb70a
+DIST gnuconfig-20230121.tar.xz 71276 BLAKE2B c136c11f2836cc01c4a75b54853b14943b1e4b29a99102360b436854b1a6e445f578fea494b5c7fe2f744d35941c0ea888a08a386dff716b99dd231a308bffcf SHA512 5ac6c50b9c0abe7c007717aeff2d2d6a8e616d7c8514ed22489ad0164c16966cf44f2312bc3295765f5beaf98bb14022d91c5c59e9fb41e920617092a22d42ec

sdk_container/src/third_party/portage-stable/sys-devel/gnuconfig/gnuconfig-20230121.ebuild

@@ -0,0 +1,49 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+if [[ ${PV} == 99999999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/r/config.git"
+
+	inherit git-r3
+else
+	SRC_URI="https://dev.gentoo.org/~sam/distfiles/${CATEGORY}/${PN}/${P}.tar.xz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt"
+	S="${WORKDIR}"
+fi
+
+DESCRIPTION="Updated config.sub and config.guess file from GNU"
+HOMEPAGE="https://savannah.gnu.org/projects/config"
+
+LICENSE="GPL-3+-with-autoconf-exception"
+SLOT="0"
+
+maint_pkg_create() {
+	cd "${S}" || die
+
+	emake ChangeLog
+	local ver=$(gawk '{ gsub(/-/, "", $1); print $1; exit }' ChangeLog)
+	[[ ${#ver} != 8 ]] && die "invalid version '${ver}'"
+
+	local tar="${T}/gnuconfig-${ver}.tar.xz"
+	tar -Jcf "${tar}" ./* || die "creating tar failed"
+	einfo "Packaged tar now available:"
+	einfo "$(du -b "${tar}")"
+}
+
+src_unpack() {
+	if [[ ${PV} == 99999999 ]] ; then
+		git-r3_src_unpack
+		maint_pkg_create
+	else
+		unpack ${A}
+	fi
+}
+
+src_install() {
+	insinto /usr/share/${PN}
+	doins config.{sub,guess}
+	fperms +x /usr/share/${PN}/config.{sub,guess}
+	dodoc ChangeLog
+}

sdk_container/src/third_party/portage-stable/sys-devel/gnuconfig/gnuconfig-99999999.ebuild

@@ -1,7 +1,7 @@
 # Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=7
+EAPI=8
 
 if [[ ${PV} == 99999999 ]] ; then
 	EGIT_REPO_URI="https://git.savannah.gnu.org/r/config.git"