[Python] Support PyArrow on Windows ARM64
- Dominant language
- C++
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Description
### Describe the enhancement requested
Windows on ARM64 is becoming a more popular platform and infrastructure surrounding it such as https://github.blog/changelog/2025-04-14-windows-arm64-hosted-runners-now-available-in-public-preview/ enables us to start supporting PyArrow on Windows ARM64. A pre-requisite for this is supporting C++ on Windows ARM64, including in CI.
Related issues:
- #46002
Previous Zulip threads:
- [#dev > Windows ARM64 @ 💬](https://ursalabs.zulipchat.com/#narrow/channel/180245-dev/topic/Windows.20ARM64/near/499997926)
- [#dev > New Windows ARM GitHub runners available @ 💬](https://ursalabs.zulipchat.com/#narrow/channel/180245-dev/topic/New.20Windows.20ARM.20GitHub.20runners.20available/near/512571584)
### Component(s)
Python
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