fix(ui): correct SPDX license header format in generateTailwindThemeClassesJson.ts

Author: ArtieReus

packages/ui-components/src/docs/ColorPalette/generateTailwindThemeClassesJson.ts

@@ -1,7 +1,7 @@
-// /*
-//  * SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Juno contributors
-//  * SPDX-License-Identifier: Apache-2.0
-//  */
+/*
+ * SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Juno contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
 
 // import fs from "fs"
 // import tailwindConfig from "../../../tailwind.config"