Emulate ZoomIt _mm_cvtsi128_si64 with _mm_storel_epi64 for x86 (#46529)

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## Summary of the Pull Request

Added this to ensure that ZoomIt can still build for 32 bit, even though
PowerToys doesn't ship such binaries.

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## PR Checklist

- [ ] Closes: #xxx
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- [ ] **Communication:** I've discussed this with core contributors
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- [ ] **Tests:** Added/updated and all pass
- [ ] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
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for new test projects
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- [ ] **Documentation updated:** If checked, please file a pull request
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## Detailed Description of the Pull Request / Additional comments

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## Validation Steps Performed

Ensured that the ZoomIt subproject compiles fine for 32 bit, this inside
the Sysinternals build process, also tested that the panoramic
screenshot functionality works. This change is isolated through the
preprocessor for AMD64 and ARM64.