lib/c-ares: remove duplicate cpe-id

Signed-off-by: Karl Palsson <karlp@tweak.net.au>

libs/c-ares/Makefile

@@ -17,7 +17,6 @@ PKG_CPE_ID:=cpe:/a:c-ares_project:c-ares
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://c-ares.haxx.se/download
 PKG_HASH:=45d3c1fd29263ceec2afc8ff9cd06d5f8f889636eb4e80ce3cc7f0eaf7aadc6e
-PKG_CPE_ID:=cpe:/a:c-ares_project:c-ares
 
 PKG_FIXUP:=autoreconf
 PKG_INSTALL:=1