Move more WWW entries from pkg-descr files into Makefiles

The WWW: lines in the pkg-descr files of these ports where not at the
end of those files and have been missed in prior conversion runs.

Approved by:	portmgr (implicit)

java/berkeley-db/Makefile

@@ -7,6 +7,7 @@ MASTER_SITES=	http://download.oracle.com/berkeley-db/	\
 
 MAINTAINER=	mi@aldan.algebra.com
 COMMENT=	Berkeley DB Java Edition
+WWW=		https://www.oracle.com/database/technologies/related/berkeleydb.html
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE

java/cos/Makefile

@@ -9,6 +9,7 @@ DISTNAME=	${PORTNAME}-05Nov2002
 
 MAINTAINER=	java@FreeBSD.org
 COMMENT=	The O'Reilly package of utility classes for servlet developers
+WWW=		http://www.servlets.com/cos/index.html
 
 # Converted from RESTRICTED
 LICENSE=	cos

java/jikes/Makefile

@@ -6,6 +6,7 @@ MASTER_SITES=	SF/${PORTNAME}/Jikes/${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Java source to byte-code compiler made available by IBM
+WWW=		http://jikes.sf.net/
 
 PLIST_SUB=	PORTVERSION=${PORTVERSION}
 GNU_CONFIGURE=	yes