package/chicken: add CHICKEN_CPE_ID_VENDOR

cpe:2.3:a:call-cc:chicken is a valid CPE identifier for this package:

  https://nvd.nist.gov/products/cpe/detail/6F55B09D-8D4B-4F1C-889C-9B65048AB632

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

package/chicken/chicken.mk

@@ -8,6 +8,7 @@ CHICKEN_VERSION = 5.3.0
 CHICKEN_SITE = https://code.call-cc.org/releases/$(CHICKEN_VERSION)
 CHICKEN_LICENSE = BSD-3-Clause
 CHICKEN_LICENSE_FILES = LICENSE
+CHICKEN_CPE_ID_VENDOR = call-cc
 CHICKEN_INSTALL_STAGING = YES
 
 # If ARCH is not set, it attempts to autodiscover. But it is anyway not used.