chore: Bump Microsoft.NET.Test.Sdk from 18.8.1 to 18.9.0

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-version: 18.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -27,7 +27,7 @@
 		<PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.301"/>
 	</ItemGroup>
 	<ItemGroup>
-		<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.8.1"/>
+		<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.9.0"/>
 		<PackageVersion Include="BenchmarkDotNet" Version="0.15.8"/>
 		<PackageVersion Include="xunit" Version="2.9.3"/>
 		<PackageVersion Include="xunit.v3" Version="3.2.2"/>