Fix LibraryImportDiagnosticsAnalyzer and DownlevelLibraryImportDiagnosticsAnalyzer missing diagnostics when StringMarshalling is set#126691

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jkoritzinsky merged 12 commits into

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copilot/fix-library-import-diagnostics-analyzer

Apr 24, 2026

Azure Pipelines / runtime (Build browser-wasm windows Release CoreCLR) succeeded Apr 23, 2026 in 45m 59s

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