Update NOTICE

NOTICE

@@ -6,7 +6,9 @@ This model and associated files are licensed under the Apache License, Version 2
 Attribution:
 - Original author and maintainer: Manthila Mallawa
 - Project: Gamunu (Sinhala Large Language Model Initiative)
-- Hugging Face Repository: https://huggingface.co/dixydox888/Gamunu-Instruct-4B-Alpha
+- Hugging Face Repository: https://huggingface.co/manthilaffs/Gamunu-Instruct-4B-Alpha
 
-This product includes code and model architecture derived from Google Gemma 3, used
-under the terms of the Apache 2.0 License.
+This model is a derivative of Google Gemma 3 4B, provided under and subject to
+the Gemma Terms of Use found at https://ai.google.dev/gemma/terms.
+
+See the accompanying LICENSE and NOTICE files for additional terms.