x11-wm/wm2: undeprecate the port and take maintainership

It looks and feels exactly as the author describes: nearly
ideal window manager for an elegant and ascetic programmer.
While here, chase HTTP/1.1 301 Moved Permanently redirect
in the MASTER_SITES.

x11-wm/wm2/Makefile

@@ -2,16 +2,13 @@ PORTNAME=	wm2
 PORTVERSION=	4.0
 PORTREVISION=	2
 CATEGORIES=	x11-wm
-MASTER_SITES=	http://www.all-day-breakfast.com/wm2/
+MASTER_SITES=	${WWW}
 DISTNAME=	${PORTNAME}-${PORTVERSION:R}
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Simple window manager for X
 WWW=		https://www.all-day-breakfast.com/wm2/
 
-DEPRECATED=	Last upstream release was in 1997
-EXPIRATION_DATE=	2024-01-17
-
 BUILD_DEPENDS=	makedepend:devel/makedepend
 
 USES=		xorg