Resolve "Rewrite msgpack reader/writer"

examples/fingerprints/bulk_read.py

nomad/app/optimade/elasticsearch.py

nomad/archive/__init__.py

nomad/archive/query.py

nomad/archive/query_reader.py

nomad/archive/required.py

nomad/archive/storage.py

nomad/archive/storage_v2.py

nomad/cli/admin/springer.py

nomad/config/models.py

nomad/datamodel/context.py

nomad/datamodel/metainfo/downloads.py

nomad/files.py

nomad/processing/data.py

tests/archive/test_archive.py

tests/archive/test_storage.py

tests/conftest.py

tests/processing/test_data.py

tests/processing/test_rfc3161.py

tests/test_files.py