sys-devel/libtool: Sync with Gentoo

It's from Gentoo commit cfb6be2cca843dbf53924056bf74d626a2660e85.

sdk_container/src/third_party/portage-stable/sys-devel/libtool/files/libtool-2.4.7-grep-3.8.patch

@@ -0,0 +1,31 @@
+https://bugs.gentoo.org/892635
+https://lists.gnu.org/archive/html/libtool-patches/2022-12/msg00004.html
+
+From 414deacee0f564afdf2d7750450274c581330a59 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20B=C3=A9rat?= <fberat@redhat.com>
+Date: Wed, 21 Dec 2022 13:14:03 +0100
+Subject: [PATCH] tests: Fix grep warning about stray \ before /
+
+Recent version of grep emit a warning if stray \ is found before /.
+This leads to the link-order test failure.
+
+ * tests/link-order.at: Remove unneeded \ before /
+--- a/tests/link-order.at
++++ b/tests/link-order.at
+@@ -99,12 +99,12 @@ aix* | interix*) ;;  # These systems have different path syntax
+   case $hardcode_direct$hardcode_direct_absolute in
+   yesno)
+     AT_CHECK([if $EGREP relinking stderr; then
+-         $EGREP " .*\/new\/lib/libb$shared_ext .*\/old\/lib/libcee$shared_ext" stdout
++         $EGREP " .*/new/lib/libb$shared_ext .*/old/lib/libcee$shared_ext" stdout
+        else :; fi], [0], [ignore], [], [echo "wrong link order"])
+     ;;
+   *)
+     AT_CHECK([if $EGREP relinking stderr; then
+-         $EGREP " -L.*\/new\/lib -lb -L.*\/old\/lib -lcee" stdout
++         $EGREP " -L.*/new/lib -lb -L.*/old/lib -lcee" stdout
+        else :; fi], [0], [ignore], [], [echo "wrong link order"])
+     ;;
+   esac
+-- 
+2.38.1

sdk_container/src/third_party/portage-stable/sys-devel/libtool/libtool-2.4.7-r1.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -15,7 +15,7 @@ if [[ ${PV} == *9999 ]] ; then
 	inherit git-r3
 else
 	SRC_URI="mirror://gnu/${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 ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt"
+	KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt"
 fi
 
 DESCRIPTION="A shared library tool for developers"
@@ -30,7 +30,8 @@ RDEPEND="
 	sys-devel/gnuconfig
 	>=sys-devel/autoconf-2.69:*
 	>=sys-devel/automake-1.13:*
-	>=dev-libs/libltdl-2.4.7"
+	>=dev-libs/libltdl-2.4.7
+"
 DEPEND="${RDEPEND}"
 [[ ${PV} == *9999 ]] && BDEPEND="sys-apps/help2man"
 
@@ -44,6 +45,7 @@ PATCHES=(
 	"${FILESDIR}"/${PN}-2.2.6a-darwin-module-bundle.patch
 	"${FILESDIR}"/${PN}-2.4.6-darwin-use-linux-version.patch
 	"${FILESDIR}"/${PN}-2.4.7-werror-lto.patch
+	"${FILESDIR}"/${PN}-2.4.7-grep-3.8.patch
 )
 
 src_prepare() {

sdk_container/src/third_party/portage-stable/sys-devel/libtool/libtool-9999.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -30,7 +30,8 @@ RDEPEND="
 	sys-devel/gnuconfig
 	>=sys-devel/autoconf-2.69:*
 	>=sys-devel/automake-1.13:*
-	>=dev-libs/libltdl-2.4.7"
+	>=dev-libs/libltdl-2.4.7
+"
 DEPEND="${RDEPEND}"
 [[ ${PV} == *9999 ]] && BDEPEND="sys-apps/help2man"
 
@@ -43,6 +44,7 @@ PATCHES=(
 	"${FILESDIR}"/${PN}-2.4.6-mint.patch
 	"${FILESDIR}"/${PN}-2.2.6a-darwin-module-bundle.patch
 	"${FILESDIR}"/${PN}-2.4.6-darwin-use-linux-version.patch
+	"${FILESDIR}"/${PN}-2.4.7-grep-3.8.patch
 )
 
 src_prepare() {