model changed to Haiku 3.5 for query re=write

utilities/invoke_models.py

@@ -33,6 +33,7 @@ def invoke_model(input):
         modelId="amazon.titan-embed-text-v1",
         accept="application/json",
         contentType="application/json",
+        performanceConfigLatency='optimized'
     )
     
     response_body = json.loads(response.get("body").read())
@@ -53,7 +54,7 @@ def invoke_model_mm(text,img):
     contentType = "application/json"
 
     response = bedrock_runtime_client.invoke_model(
-            body=body, modelId=modelId, accept=accept, contentType=contentType
+            body=body, modelId=modelId, accept=accept, contentType=contentType,performanceConfigLatency='optimized'
         )
     response_body = json.loads(response.get("body").read())
     #print(response_body)
@@ -65,6 +66,7 @@ def invoke_llm_model(input,is_stream):
             modelId= "anthropic.claude-3-5-haiku-20241022-v1:0",#"anthropic.claude-3-5-sonnet-20240620-v1:0",,
             contentType = "application/json",
             accept = "application/json",
+            performanceConfigLatency='optimized'
    
             body = json.dumps({
                         "anthropic_version": "bedrock-2023-05-31",