chore(deps-dev): bump mypy from 1.3.0 to 1.4.0 (#2509)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Leandro Damascena <lcdama@amazon.pt>

Author: dependabot[bot]

aws_lambda_powertools/logging/logger.py

@@ -591,7 +591,7 @@ def structure_logs(self, append: bool = False, formatter_options: Optional[Dict]
         log_keys = {**self._default_log_keys, **keys}
         is_logger_preconfigured = getattr(self._logger, "init", False)
         if not is_logger_preconfigured:
-            formatter = self.logger_formatter or LambdaPowertoolsFormatter(**formatter_options, **log_keys)  # type: ignore # noqa: E501
+            formatter = self.logger_formatter or LambdaPowertoolsFormatter(**formatter_options, **log_keys)
             self.registered_handler.setFormatter(formatter)
 
             # when using a custom Powertools for AWS Lambda (Python) Formatter