package/usbguard: add USBGUARD_CPE_ID_VENDOR

cpe:2.3:a:usbguard_project:usbguard is a valid CPE identifier for this
package:

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

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/usbguard/usbguard.mk

@@ -8,6 +8,7 @@ USBGUARD_VERSION = 1.0.0
 USBGUARD_SITE = https://github.com/USBGuard/usbguard/releases/download/usbguard-$(USBGUARD_VERSION)
 USBGUARD_LICENSE = GPL-2.0+
 USBGUARD_LICENSE_FILES = LICENSE
+USBGUARD_CPE_ID_VENDOR = usbguard_project
 USBGUARD_SELINUX_MODULES = usbguard
 USBGUARD_CONF_OPTS = \
 	--with-bundled-catch \