Update dependency Microsoft.NET.Test.Sdk to 17.13.0

Author: renovate[bot]

Directory.Packages.props

@@ -50,7 +50,7 @@
     <PackageVersion Update="Microsoft.CodeAnalysis.VisualBasic" Version="$(CodeAnalysisVersionForTests)" />
   </ItemGroup>
   <ItemGroup Label="Library.Template">
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
     <PackageVersion Include="Microsoft.VisualStudio.Internal.MicroBuild.NonShipping" Version="$(MicroBuildVersion)" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
     <PackageVersion Include="xunit" Version="2.9.3" />