Fix and Refactor Python Packaging Pipeline (#20085)
### Description
Make Windows GPU Packaging stage in Python Packaging pipeline run on CPU
machine as well
### 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. -->
### Test Link
https://dev.azure.com/aiinfra/Lotus/_build/results?buildId=430961&view=results
