add gemma3n MIN_TRANSFORMERS_VERSION

Author: echarlaix

optimum/exporters/openvino/model_configs.py

@@ -4043,6 +4043,8 @@ def outputs(self) -> Dict[str, Dict[int, str]]:
 
 @register_in_tasks_manager("gemma3n", *["image-text-to-text"], library_name="transformers")
 class Gemma3nOpenVINOConfig(Gemma4OpenVINOConfig):
+    MIN_TRANSFORMERS_VERSION = "5.0"
+
     def __init__(
         self,
         config: "PretrainedConfig",