update normalization for tool call ids

tests/integration/recordings/responses/239f4768f5aa.json

@@ -53,7 +53,7 @@
     "body": {
       "__type__": "openai.types.chat.chat_completion.ChatCompletion",
       "__data__": {
-        "id": "rec-239f4768f5aa",
+        "id": "chatcmpl-497",
         "choices": [
           {
             "finish_reason": "stop",
@@ -70,7 +70,7 @@
             }
           }
         ],
-        "created": 0,
+        "created": 1759376618,
         "model": "llama3.2:3b-instruct-fp16",
         "object": "chat.completion",
         "service_tier": null,