libcgicc: add license info

Signed-off-by: Danomi Manchego <danomimanchego123@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libcgicc/libcgicc.mk

@@ -6,6 +6,7 @@
 LIBCGICC_VERSION=3.2.9
 LIBCGICC_SITE=$(BR2_GNU_MIRROR)/cgicc
 LIBCGICC_SOURCE=cgicc-$(LIBCGICC_VERSION).tar.gz
+LIBCGICC_LICENSE=LGPLv3+
 LIBCGICC_INSTALL_STAGING=YES
 LIBCGICC_AUTORECONF=YES