### Is your feature request related to a problem? Please describe. Based on Intel OpenVINO docs : [Run LLMs with OpenVINO GenAI Flavor on NPU](https://docs.openvino.ai/2024/learn-openvino/llm_inference_guide/genai-guide-npu.html) Now that NPU is available on OpenVINO, not just CPU and GPU ### Describe the solution you'd like Add `npu` as an option for device run by OpenVINO engine