message: fix: setting specific exceptions common/query_context.py
  * Specified an exceptions in reading cache in `get_df_payload()` method
  * Reverted change after review:
  added broad exception in `get_df_payload` method
diff: @@ -224,7 +224,7 @@ class QueryContext:
  status = utils.QueryStatus.SUCCESS
  is_loaded = True
  stats_logger.incr("loaded_from_cache")
  - except Exception as ex: # pylint: disable=broad-except
  + except KeyError as ex:
  logger.exception(ex)
  logger.error(
  "Error reading cache: %s", utils.error_msg_from_exception(ex)
  