sys-boot/grub: Fix build with new eclasses

sdk_container/src/third_party/coreos-overlay/sys-boot/grub/files/grub-2.02-configure-specify-gettext-version.patch

@@ -0,0 +1,24 @@
+From 1fef848147fb1e09a96dbebee5fdc1760519c259 Mon Sep 17 00:00:00 2001
+From: Krzesimir Nowak <knowak@microsoft.com>
+Date: Thu, 6 Jan 2022 14:06:04 +0100
+Subject: [PATCH] configure: specify gettext version
+
+---
+ configure.ac | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/configure.ac b/configure.ac
+index edd184154..d661f1446 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -343,6 +343,7 @@ AC_CHECK_PROG(HAVE_CXX, $CXX, yes, no)
+ 
+ AC_GNU_SOURCE
+ AM_GNU_GETTEXT([external])
++AM_GNU_GETTEXT_VERSION([0.20])
+ AC_SYS_LARGEFILE
+ 
+ # Identify characteristics of the host architecture.
+-- 
+2.34.1
+

sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-9999.ebuild

@@ -113,6 +113,7 @@ QA_MULTILIB_PATHS="usr/lib/grub/.*"
 
 PATCHES=(
 	"${FILESDIR}/${PN}-2.02-binutils-2.36-x86-used-note.patch"
+	"${FILESDIR}/${PN}-2.02-configure-specify-gettext-version.patch"
 )
 
 src_unpack() {