onnxruntime

73356fc1 - add option for python training nightly installation for cuda 12 (#19246)

add option for python training nightly installation for cuda 12 (#19246) Add an option for installing ort-training nightly build for cuda 12.2 scenario ### Description <!-- Describe your changes. --> ### 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. -->