Update license footer to README (#1429)

Author: afritzler

README.md

@@ -25,6 +25,8 @@ Please see our documentation in the `/docs` folder for more details.
 
 We'd love to get feedback from you. Please report bugs, suggestions or post questions by opening a GitHub issue.
 
-## License
+## Licensing
 
-[Apache-2.0](LICENSE)
+Copyright 2025 SAP SE or an SAP affiliate company and IronCore contributors. Please see our [LICENSE](LICENSE) for
+copyright and license information. Detailed information including third-party components and their licensing/copyright
+information is available [via the REUSE tool](https://api.reuse.software/info/github.com/ironcore-dev/ironcore).