chore(deps): update dependency microsoft.net.test.sdk to 18.8.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
Microsoft.NET.Test.Sdk	18.7.0 → 18.8.1

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Release Notes

microsoft/vstest (Microsoft.NET.Test.Sdk)

v18.8.1

What's Changed

• Fix protocol negotiation timeout when STJ reflection is disabled (18.8.1) by @​nohwnd in #​16281

Full Changelog: microsoft/vstest@v18.8.0...v18.8.1

v18.8.0

What's Changed

• Migrate from Newtonsoft.Json to System.Text.Json / Jsonite (merge to main) by @​nohwnd in #​15687
  • For more detail refer to https://devblogs.microsoft.com/dotnet/vs-test-is-removing-its-newtonsoft-json-dependency/
• Create source-only filter package by @​Youssef1313 in #​15638
  • Package release is pending.
• Add ARM64 msdia140.dll support to test platform packages by @​nohwnd in #​15692
• Fix mutex cleanup crash on macOS/Linux by @​nohwnd in #​15684
• Restrict artifact temp directory permissions on Unix by @​nohwnd in #​15729
• Add support for filtering uncategorized tests with TestCategory=None by @​Evangelink in #​15727
• Fix SCI binding failure in DTA hosts (main) by @​nohwnd in #​15724
• Fix HTML logger parallel file collision by @​nohwnd in #​15435
• Improve error message when testhost cannot be found by @​nohwnd in #​16053
• Fix HTML logger exception on invalid XML chars in test display names by @​nohwnd in #​16051

Full Changelog: microsoft/vstest@v18.7.0...v18.8.0

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