package/libbluray: fix build when host has no java support

Fixes
http://autobuild.buildroot.net/results/630/630cfe62798d0f35fdfaed8547038ba7673cc149/

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libbluray/libbluray.mk

@@ -12,6 +12,8 @@ LIBBLURAY_LICENSE = LGPL-2.1+
 LIBBLURAY_LICENSE_FILES = COPYING
 LIBBLURAY_DEPENDENCIES = host-pkgconf
 
+LIBBLURAY_CONF_OPTS = --disable-bdjava-jar
+
 ifeq ($(BR2_PACKAGE_LIBICONV),y)
 LIBBLURAY_DEPENDENCIES += libiconv
 endif