lang/erlang-runtime21: Add CPE information

Approved by:    portmgr (blanket)

lang/erlang-runtime21/Makefile

@@ -15,13 +15,16 @@ LICENSE=	APACHE20
 
 BROKEN_sparc64=	Fails to build: error: fp_except undeclared
 
-USES=		autoreconf:build gmake ncurses perl5
+USES=		autoreconf:build cpe gmake ncurses perl5
 USE_GITHUB=	nodefault
 GH_ACCOUNT=	erlang:otp,corba
 GH_PROJECT=	otp:otp corba:corba
 GH_TAGNAME=	4.5.2:corba
 USE_PERL5=	build
 
+CPE_VENDOR=	erlang
+CPE_PRODUCT=	erlang/otp
+
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--enable-smp-support