Bump xunit from 2.5.0 to 2.5.1 (#318)

Bumps [xunit](https://github.com/xunit/xunit) from 2.5.0 to 2.5.1.
- [Commits](xunit/xunit@2.5.0...2.5.1)

---
updated-dependencies:
- dependency-name: xunit
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/Directory.Packages.props

@@ -17,7 +17,7 @@
     <PackageVersion Condition="'$(TargetFramework)' != 'net472'" Include="Microsoft.Data.Sqlite" Version="7.0.11" />
     <PackageVersion Include="Akka.Hosting.TestKit" Version="$(AkkaVersion)" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-    <PackageVersion Include="xunit" Version="2.5.0" />
+    <PackageVersion Include="xunit" Version="2.5.1" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.1" />
     <PackageVersion Include="Akka.TestKit.Xunit2" Version="$(AkkaVersion)" />
   </ItemGroup>