Sample content (#40753)

...ise/backend/src/metabase_enterprise/serialization/cmd.clj

...d/src/metabase_enterprise/serialization/v2/entity_ids.clj

...kend/test/metabase_enterprise/serialization/test_util.clj

resources/migrations/001_update_migrations.yaml

resources/sample-content.edn

src/metabase/api/database.clj

src/metabase/cmd/copy.clj

src/metabase/cmd/reset_password.clj

src/metabase/cmd/rotate_encryption_key.clj

src/metabase/config.clj

src/metabase/core.clj

src/metabase/db.clj

src/metabase/db/custom_migrations.clj

src/metabase/db/setup.clj

src/metabase/public_settings.clj

src/metabase/sample_data.clj

test/metabase/api/permissions_test.clj

test/metabase/cmd/load_from_h2_test.clj

test/metabase/db/schema_migrations_test.clj

test/metabase/db/setup_test.clj