eli-540 log corrected

Author: Karthikeyannhs

src/eligibility_signposting_api/repos/secret_repo.py

@@ -26,7 +26,7 @@ def _get_secret_by_stage(self, secret_name: str, stage: str) -> dict[str, str]:
             return {stage: response["SecretString"]}
 
         except ClientError:
-            logger.exception("Failed to get secret %s at stage %s", secret_name, stage)
+            logger.warning("Failed to get secret %s at stage %s", secret_name, stage)
             return {}
 
     def get_secret_current(self, secret_name: str) -> dict[str, str]: