package/glib-networking: add GLIB_NETWORKING_CPE_ID_VENDOR

cpe:2.3:a:gnome:glib-networking 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%3Aglib-networking

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/glib-networking/glib-networking.mk

@@ -20,6 +20,7 @@ GLIB_NETWORKING_CONF_OPTS = \
 
 GLIB_NETWORKING_LICENSE = LGPL-2.0+
 GLIB_NETWORKING_LICENSE_FILES = COPYING
+GLIB_NETWORKING_CPE_ID_VENDOR = gnome
 GLIB_NETWORKING_INSTALL_TARGET_OPTS = DESTDIR=$(TARGET_DIR) \
 	GIO_MODULE_DIR=/usr/lib/gio/modules install