Merge pull request #428 from distantcam/dependabot/nuget/src/tunit-9df83abe8f

Bump the tunit group with 1 update

Author: github-actions[bot]

src/Directory.Packages.props

@@ -13,7 +13,7 @@
     <PackageVersion Include="Microsoft.NETCore.App.Ref" Version="9.0.10" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.103" />
-    <PackageVersion Include="TUnit" Version="1.18.9" />
+    <PackageVersion Include="TUnit" Version="1.18.21" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
     <PackageVersion Include="Verify.SourceGenerators" Version="2.5.0" />
     <PackageVersion Include="Verify.TUnit" Version="31.13.2" />