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[Analyzers] Resolve StyleCop issues: SA1516 and SA1616 (#34853)
Fix PT Run ThreadPool worker leak from stale query cancellation (#48394)
Test frameworks consolidated (#12672)
[Deps]Update MSTest from 3.5.0 to 3.6.3 (#36115)
[Run] Fix dark mode detection code, plus refactor (#37324)
Migrate to MTP (#37651)