package/libgee: add LIBGEE_CPE_ID_VENDOR

cpe:2.3:a:gnome:libgee is a valid CPE identifier for this package:

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

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit d2089a4aadc7f1bc689ac452f52209205c71a5d8)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libgee/libgee.mk

@@ -12,6 +12,7 @@ LIBGEE_DEPENDENCIES = host-pkgconf host-vala libglib2
 LIBGEE_INSTALL_STAGING = YES
 LIBGEE_LICENSE = LGPL-2.1+
 LIBGEE_LICENSE_FILES = COPYING
+LIBGEE_CPE_ID_VENDOR = gnome
 # We're patching gee/Makefile.am
 LIBGEE_AUTORECONF = YES