package/vdr: add VDR_CPE_ID_VENDOR

cpe:2.3:a:tvdr:vdr is a valid CPE identifier for this package:

  https://nvd.nist.gov/products/cpe/search/results?namingFormat=2.3&keyword=cpe%3A2.3%3Aa%3Atvdr%3Avdr

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

package/vdr/vdr.mk

@@ -9,6 +9,7 @@ VDR_SOURCE = vdr-$(VDR_VERSION).tar.bz2
 VDR_SITE = ftp://ftp.tvdr.de/vdr
 VDR_LICENSE = GPL-2.0+
 VDR_LICENSE_FILES = COPYING
+VDR_CPE_ID_VENDOR = tvdr
 VDR_INSTALL_STAGING = YES
 VDR_DEPENDENCIES = \
 	host-pkgconf \