add missing files in test fixtures

Author: DerTimonius

packages/create-jest/src/__tests__/__fixtures__/has-jest-config-file-cts/jest.config.cts

@@ -0,0 +1,8 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+export default {};

packages/create-jest/src/__tests__/__fixtures__/has-jest-config-file-cts/package.json

@@ -0,0 +1 @@
+{}