net/serviio: Switch to Java 21.

net/serviio/Makefile

 PORTNAME=	serviio
 PORTVERSION=	2.3
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	net multimedia java www
 MASTER_SITES=	https://download.serviio.org/releases/
 EXTRACT_SUFX=	-linux.tar.gz
@@ -19,7 +19,7 @@ RUN_DEPENDS=	ffmpeg:multimedia/ffmpeg
 
 NO_BUILD=	yes
 USE_JAVA=	yes
-JAVA_VERSION=	8
+JAVA_VERSION=	21
 USES=		dos2unix
 DOS2UNIX_GLOB=	derby.properties
 

net/serviio/files/serviiod.in

@@ -20,7 +20,7 @@ SERVIIO_CLASS_PATH="$SERVIIO_CLASS_PATH:%%ETCDIR%%"
 # Setup Serviio specific properties
 JAVA_OPTS="-Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Dorg.restlet.engine.loggerFacadeClass=org.restlet.ext.slf4j.Slf4jLoggerFacade -Dderby.system.home=/var/db/serviio -Dserviio.home=$HOME -Dffmpeg.location=%%LOCALBASE%%/bin/ffmpeg -Ddcraw.location=%%LOCALBASE%%/bin/dcraw"
 JAVA_OPTS="${JAVA_OPTS} -Djcs.auxiliary.DC.attributes.DiskPath=/var/db/serviio"
-JAVA_VERSION="1.8+"
+JAVA_VERSION="21+"
 
 # A kludge to get the -D... flags to Java, rather than to Serviio itself:
 for o in "$@"