Add entity_id columns to users and groups (#41816)

.../metabase_enterprise/serialization/v2/entity_ids_test.clj

...test/metabase_enterprise/serialization/v2/models_test.clj

resources/migrations/001_update_migrations.yaml

src/metabase/models/interface.clj

src/metabase/models/permissions_group.clj

src/metabase/models/user.clj

test/metabase/db/custom_migrations_test.clj

test/metabase/db/schema_migrations_test.clj