Restore requirement that this package build against lua51, it is incompatible

with newer releases at this time.

Author: jperkin

wm/awesome/Makefile

@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.57 2016/08/27 08:04:42 maya Exp $
+# $NetBSD: Makefile,v 1.58 2017/07/07 13:04:55 jperkin Exp $
 #
 
 DISTNAME=	awesome-3.5.9
@@ -17,6 +17,8 @@ USE_TOOLS+=	bash gmake pkg-config
 USE_CMAKE=	yes
 USE_LANGUAGES=	c c++
 
+LUA_VERSIONS_ACCEPTED=	51
+
 PKG_SYSCONFSUBDIR=	xdg/awesome
 
 CMAKE_ARGS+=	-DWITH_DBUS=OFF