package/keyutils: add KEYUTILS_CPE_ID_VENDOR

cpe:2.3:a:keyutils_project:keyutils is a valid CPE identifier for this
package:

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

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

package/keyutils/keyutils.mk

@@ -8,6 +8,7 @@ KEYUTILS_VERSION = 1.6.3
 KEYUTILS_SITE = https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/keyutils.git/snapshot
 KEYUTILS_LICENSE = GPL-2.0+, LGPL-2.1+
 KEYUTILS_LICENSE_FILES = LICENCE.GPL LICENCE.LGPL
+KEYUTILS_CPE_ID_VENDOR = keyutils_project
 KEYUTILS_INSTALL_STAGING = YES
 
 KEYUTILS_MAKE_PARAMS = \