Update: credit Amazon Bedrock as platform

README.md

@@ -126,7 +126,7 @@ print(sp.Decode(output[0].tolist()))
 
 ## Acknowledgments
 
-- **Loki** — AI research assistant (Claude via Amazon Bedrock on OpenClaw)
+- **Loki** — AI research assistant (Amazon Bedrock on OpenClaw)
 - **Andrej Karpathy** — For the autoresearch framework
 
 ## Contact