Update _MSVC_STL_UPDATE macro to August 2025#5664

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StephanTLavavej merged 1 commit intomicrosoft:mainfrom

Gabboxl:msvc-stl-update-macro-202508

Aug 8, 2025

Commits on Aug 2, 2025

Update _MSVC_STL_UPDATE macro to 202508L
Gabboxl
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