Fix to BedrockChat model invoke

tdagent/grchat.py

@@ -209,7 +209,7 @@ def create_bedrock_llm(
     try:
         bedrock_client = boto3.client("bedrock-runtime", **boto3_config)
         llm = ChatBedrock(
-            model_id=bedrock_model_id,
+            model=bedrock_model_id,
             client=bedrock_client,
             model_kwargs={"temperature": temperature, "max_tokens": max_tokens},
         )