Bump Xunit from 2.9.2 to 2.9.3 in /src

Bumps [Xunit](https://github.com/xunit/xunit) from 2.9.2 to 2.9.3.
- [Commits](xunit/xunit@v2-2.9.2...v2-2.9.3)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/Directory.Packages.props

@@ -26,7 +26,7 @@
     <PackageVersion Include="Verify.ImageMagick" Version="3.6.0" />
     <PackageVersion Include="Verify.WinForms" Version="4.0.0" />
     <PackageVersion Include="Verify.Xunit" Version="28.8.1" />
-    <PackageVersion Include="Xunit" Version="2.9.2" />
+    <PackageVersion Include="Xunit" Version="2.9.3" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.0.0" />
     <PackageVersion Include="XunitContext" Version="3.3.2" />
   </ItemGroup>