Update metadata cache for upstream's eclass changes
[jsonpipe] Drop python-json dependency

All supported Python versions ship json in stdlib.

Package-Manager: portage-2.2.1
Manifest-Sign-Key: C0174749
[Attest] Drop python-json dependency

All supported Python versions ship json in stdlib.

Package-Manager: portage-2.2.1
Manifest-Sign-Key: C0174749
[behave] Drop python-json dependency

All supported Python versions ship json in stdlib.

Package-Manager: portage-2.2.1
Manifest-Sign-Key: C0174749
[freshen] Drop virtual/pyparsing dependency

dev-python/pyparsing supports Python 2 and 3 now.

Package-Manager: portage-2.2.1
Manifest-Sign-Key: C0174749