REST API endpoint for Query Validator Tool (#45137)

.clj-kondo/config.edn

...s/metabase_enterprise/query_field_validation/api_test.clj

enterprise/backend/src/metabase_enterprise/api/routes.clj

...nd/src/metabase_enterprise/query_field_validation/api.clj

...t/metabase_enterprise/query_field_validation/api_test.clj

resources/migrations/001_update_migrations.yaml

src/metabase/models/user.clj

src/metabase/public_settings/premium_features.clj

src/metabase/server/middleware/offset_paging.clj

test/metabase/api/search_test.clj

test/metabase/server/middleware/offset_paging_test.clj

test/metabase/test.clj

test/metabase/test/util.clj

test/metabase/test/util_test.clj