pcsc-lite: add PKG_LICENSE information

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

utils/pcsc-lite/Makefile

@@ -15,6 +15,8 @@ PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://alioth.debian.org/frs/download.php/file/3991
 PKG_MD5SUM:=73502ca4ba6526727f9f49c63d805408
 PKG_MAINTAINER:=Daniel Golle <daniel@makrotopia.org>
+PKG_LICENSE:=BSD-3-Clause
+PKG_LICENSE_FILES:=COPYING
 
 PKG_FIXUP:=autoreconf
 PKG_INSTALL:=1