onnxruntime

b9fd9c56 - remove dead code in openvino EP (#18457)

remove dead code in openvino EP (#18457) ### Description <!-- Describe your changes. --> Remove dead code in openvino EP ### Motivation and Context <!-- - Why is this change required? What problem does it solve? - If it fixes an open issue, please link to the issue here. --> Remove dead code in openvino EP