package/cgroupfs-mount: add _CPE_ID_VENDOR

cpe:2.3:a:cgroupfs-mount_project:cgroupfs-mount:* is a valid CPE identifier for this package:

 https://nvd.nist.gov/products/cpe/search/results?namingFormat=2.3&keyword=cpe:2.3:a:cgroupfs-mount_project:cgroupfs-mount

Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/cgroupfs-mount/cgroupfs-mount.mk

@@ -8,6 +8,7 @@ CGROUPFS_MOUNT_VERSION = 1.4
 CGROUPFS_MOUNT_SITE = $(call github,tianon,cgroupfs-mount,$(CGROUPFS_MOUNT_VERSION))
 CGROUPFS_MOUNT_LICENSE = GPL-3.0+
 CGROUPFS_MOUNT_LICENSE_FILES = debian/copyright
+CGROUPFS_MOUNT_CPE_ID_VENDOR = cgroupfs-mount_project
 
 define CGROUPFS_MOUNT_INSTALL_TARGET_CMDS
 	$(INSTALL) -D -m 0755 $(@D)/cgroupfs-mount $(TARGET_DIR)/usr/bin/cgroupfs-mount