lang/gcc12-devel: Update to the 20211128 snapshot of GCC 12.0.0

This should address build issues on 32-bit targets some may have
experienced (though probably only in between snapshots).

lang/gcc12-devel/Makefile

 # Created by: Gerald Pfeifer <gerald@FreeBSD.org>
 
 PORTNAME=	gcc
-PORTVERSION=	12.0.0.s20211121
+PORTVERSION=	12.0.0.s20211128
 CATEGORIES=	lang
 MASTER_SITES=	GCC/snapshots/${DIST_VERSION}
 PKGNAMESUFFIX=	${SUFFIX}-devel

lang/gcc12-devel/distinfo

-TIMESTAMP = 1637785265
-SHA256 (gcc-12-20211121.tar.xz) = ffcdc0a91939fe2202fbcc91ed7abea61b509e3c207ac439867cb4523f601240
-SIZE (gcc-12-20211121.tar.xz) = 77512024
+TIMESTAMP = 1638262141
+SHA256 (gcc-12-20211128.tar.xz) = c201acfa76234f2a6c33075894c88cf0fa1de9cb6709bf14da71d960172b78b2
+SIZE (gcc-12-20211128.tar.xz) = 77543260