fix style

Author: echarlaix

optimum/commands/export/openvino.py

@@ -212,7 +212,7 @@ def parse_args(parser: "ArgumentParser"):
 
     def run(self):
         from ...exporters.openvino.__main__ import infer_task, main_export, maybe_convert_tokenizers
-        from ...intel.openvino.configuration import _DEFAULT_4BIT_CONFIG, get_default_int4_config, OVConfig
+        from ...intel.openvino.configuration import _DEFAULT_4BIT_CONFIG, OVConfig, get_default_int4_config
 
         if self.args.library is None:
             # TODO: add revision, subfolder and token to args