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>
1 file changed