package/libzip: add LIBZIP_CPE_ID_VENDOR

cpe:2.3:a:libzip:libzip is a valid CPE identifier for this package:

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

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

package/libzip/libzip.mk

@@ -9,6 +9,7 @@ LIBZIP_SITE = https://libzip.org/download
 LIBZIP_SOURCE = libzip-$(LIBZIP_VERSION).tar.xz
 LIBZIP_LICENSE = BSD-3-Clause
 LIBZIP_LICENSE_FILES = LICENSE
+LIBZIP_CPE_ID_VENDOR = libzip
 LIBZIP_INSTALL_STAGING = YES
 LIBZIP_DEPENDENCIES = zlib
 HOST_LIBZIP_DEPENDENCIES = host-zlib