package/vorbis-tools: add VORBIS_TOOLS_CPE_ID_VENDOR

cpe:2.3:a:xiph:vorbis-tools is a valid CPE identifier for this package:

  https://nvd.nist.gov/products/cpe/search/results?namingFormat=2.3&keyword=cpe%3A2.3%3Aa%3Axiph%3Avorbis-tools

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/vorbis-tools/vorbis-tools.mk

@@ -8,6 +8,7 @@ VORBIS_TOOLS_VERSION = 1.4.0
 VORBIS_TOOLS_SITE = http://downloads.xiph.org/releases/vorbis
 VORBIS_TOOLS_LICENSE = GPL-2.0
 VORBIS_TOOLS_LICENSE_FILES = COPYING
+VORBIS_TOOLS_CPE_ID_VENDOR = xiph
 VORBIS_TOOLS_DEPENDENCIES = libao libogg libvorbis libcurl
 VORBIS_TOOLS_CONF_OPTS = --program-transform-name=''