package/utils/secilc: drop PKG_CPE_ID

package/utils/secilc: drop PKG_CPE_ID

cpe:/a:selinuxproject:secilc is not a correct CPE ID for secilc:
https://nvd.nist.gov/products/cpe/search/results?keyword=cpe:2.3:a:selinuxproject:secilc

Fixes: 9ee7c1ec60e23f25f5d275c6439ce93aec914e1c (secilc: adds new package)
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/15298
Signed-off-by: Robert Marko <robimarko@gmail.com>
(cherry picked from commit 58a5877846e2913bed4fd982386797d7751f58f0)
Link: https://github.com/openwrt/openwrt/pull/15881
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>