deps: update xunit-dotnet monorepo to v2.5.1

Author: renovate[bot]

Directory.Packages.props

@@ -16,8 +16,8 @@
     <PackageVersion Include="FsCheck.Xunit" Version="2.16.6" />
     <PackageVersion Include="FsCheck" Version="2.16.6" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.0" />
-    <PackageVersion Include="xunit" Version="2.4.2" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.1" />
+    <PackageVersion Include="xunit" Version="2.5.1" />
   </ItemGroup>
 
 </Project>