Update dependency Microsoft.NET.Test.Sdk to 18.5.1

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
Microsoft.NET.Test.Sdk	nuget	patch	18.5.0 → 18.5.1

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Release Notes

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

v18.5.1

What's Changed

• Fix System.Collections.Immutable binding mismatch in Common.dll (rel/18.5) by @​nohwnd in #​15720
• Port verify-binding-redirects.ps1 to rel/18.5 by @​nohwnd in #​15719
• Bump to 18.5.1 by @​nohwnd in #​15721

Full Changelog: microsoft/vstest@v18.5.0...v18.5.1

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