Bump the dotnet group with 5 updates

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Updated Microsoft.NET.Test.Sdk from 18.5.0 to 18.5.1.

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18.5.1

What's Changed

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

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

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Updated MSTest.TestAdapter from 4.2.1 to 4.2.2.

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Updated MSTest.TestFramework from 4.2.1 to 4.2.2.

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Updated NUnit from 4.5.1 to 4.6.0.

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4.6.0

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Updated NUnit.Analyzers from 4.12.0 to 4.13.0.

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4.13.0

NUnit Analyzers 4.13 - May 2, 2026

This release of the NUnit Analyzers updates analyzer handling for the NUnit 4.6 API change that replaces
ActualValueDelegate<> with Func<> - see nunit/nunit#4824 for more information.
Analyzers now also consider the return type of Func<> in assertions. The release also includes one bug fix and
some dependency updates.

The release contains contributions from the following users (in alphabetical order):

• @​manfred-brands
• @​mikkelbu
• @​RenderMichael

Issues Resolved

Features and Enhancements

• #​982 Recognized Func<T> return values

Bugs

• #​968 Whitespace issue in Does.Contain fixer when assert spans multiple lines

Tooling, Process, and Documentation

• #​985 chore: Bump year to 2026 in copyrights
• #​978 Bump cake.tool from 6.0.0 to 6.1.0
• #​976 chore: Correct documentation
• #​975 chore: bump version
• #​956 Bump cake.tool from 4.0.0 to 6.0.0

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[dotnet-policy-service]

Approved; this PR will merge when all status checks pass.