Migrating Calc.shared_with -> Upload.reviewers and simplifying ExampleData

gui/src/components/entry/EditUserMetadataDialog.js

nomad/app/optimade/elasticsearch.py

nomad/cli/client/integrationtests.py

nomad/cli/dev.py

nomad/datamodel/datamodel.py

nomad/processing/data.py

tests/app/flask/test_dcat.py

tests/app/test_optimade.py

tests/app/v1/conftest.py

tests/app/v1/routers/common.py

tests/app/v1/routers/test_datasets.py

tests/app/v1/routers/test_entries.py

tests/app/v1/routers/test_entries_edit.py

tests/app/v1/routers/test_uploads.py

tests/test_datamodel.py

tests/test_search.py

tests/utils.py