Bump xunit from 2.9.2 to 2.9.3

---
updated-dependencies:
- dependency-name: xunit
  dependency-version: 2.9.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

tests/Directory.Packages.props

@@ -5,7 +5,7 @@
   <ItemGroup>
     <PackageVersion Include="coverlet.collector" Version="6.0.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageVersion Include="xunit" Version="2.9.2" />
+    <PackageVersion Include="xunit" Version="2.9.3" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
   </ItemGroup>
 </Project>