updated FMP error msg with status code

agent.py

@@ -69,7 +69,7 @@ def create_assistant_tools(cfg):
             values_dict = income_statement_specific_year.to_dict(orient="records")[0]
             return f"Financial results: {', '.join([f'{key}: {value}' for key, value in values_dict.items() if key not in ['date', 'cik', 'link', 'finalLink']])}"
         
-        return "FMP API returned error. This tool does not work."
+        return f"FMP API returned error {response.status_code}. This tool does not work."
 
     class QueryTranscriptsArgs(BaseModel):
         query: str = Field(..., description="The user query.")