package/python-hpack: add CPE variables

cpe:2.3:a:python:hpack is a valid CPE identifier for this package:

  https://nvd.nist.gov/products/cpe/detail/9DD17147-CB76-4A8F-BE82-4AE1BC7BFCD5

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
diff --git a/package/python-hpack/python-hpack.mk b/package/python-hpack/python-hpack.mk
index 3cf534d..4b581c1 100644
--- a/package/python-hpack/python-hpack.mk
+++ b/package/python-hpack/python-hpack.mk
@@ -10,5 +10,7 @@
 PYTHON_HPACK_SETUP_TYPE = setuptools
 PYTHON_HPACK_LICENSE = MIT
 PYTHON_HPACK_LICENSE_FILES = LICENSE
+PYTHON_HPACK_CPE_ID_VENDOR = python
+PYTHON_HPACK_CPE_ID_PRODUCT = hpack
 
 $(eval $(python-package))