remove buggy dotenv use

.env

integration_test/scenarios/cert_state.dart

integration_test/scenarios/gecko_complete.dart

integration_test/scenarios/identity_revocation.dart

integration_test/scenarios/migrate_cesium_identity.dart

integration_test/scenarios/multi_chests.dart

integration_test/scenarios/ud_creation_state.dart

integration_test/utility/tests_utility.dart

lib/main.dart

pubspec.lock

pubspec.yaml