Bump the test-lib group with 1 update

Bumps the test-lib group with 1 update: [xunit](https://github.com/xunit/xunit).


Updates `xunit` from 2.6.2 to 2.6.3
- [Commits](xunit/xunit@2.6.2...2.6.3)

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

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

src/pocof.Test/pocof.Test.fsproj

@@ -18,7 +18,7 @@
   <ItemGroup>
     <PackageReference Include="FsUnit.xUnit" Version="5.6.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="xunit" Version="2.6.2" />
+    <PackageReference Include="xunit" Version="2.6.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>