package/libinput: add LIBINPUT_CPE_ID_VENDOR

cpe:2.3:a:freedesktop:libinput is a valid CPE identifier for this package:

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

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

package/libinput/libinput.mk

@@ -11,6 +11,7 @@ LIBINPUT_DEPENDENCIES = host-pkgconf libevdev mtdev udev
 LIBINPUT_INSTALL_STAGING = YES
 LIBINPUT_LICENSE = MIT
 LIBINPUT_LICENSE_FILES = COPYING
+LIBINPUT_CPE_ID_VENDOR = freedesktop
 # Tests need fork, so just disable them everywhere.
 LIBINPUT_CONF_OPTS = -Dtests=false -Dlibwacom=false -Ddocumentation=false