package/nettle: set NETTLE_CPE_ID_VALID

cpe:2.3:a:nettle_project:nettle is a valid CPE identifier for this
package:

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

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/nettle/nettle.mk

@@ -10,6 +10,7 @@ NETTLE_DEPENDENCIES = gmp
 NETTLE_INSTALL_STAGING = YES
 NETTLE_LICENSE = Dual GPL-2.0+/LGPL-3.0+
 NETTLE_LICENSE_FILES = COPYING.LESSERv3 COPYINGv2
+NETTLE_CPE_ID_VALID = YES
 # don't include openssl support for (unused) examples as it has problems
 # with static linking
 NETTLE_CONF_OPTS = --disable-openssl