Bump Verify.Xunit from 28.3.2 to 28.4.0 in the xunit group (fluentass…

…ertions#2869)

Bumps the xunit group with 1 update: [Verify.Xunit](https://github.com/VerifyTests/Verify).


Updates `Verify.Xunit` from 28.3.2 to 28.4.0
- [Release notes](https://github.com/VerifyTests/Verify/releases)
- [Commits](VerifyTests/Verify@28.3.2...28.4.0)

---
updated-dependencies:
- dependency-name: Verify.Xunit
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: xunit
...

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

Tests/Approval.Tests/Approval.Tests.csproj

@@ -13,7 +13,7 @@
     </PackageReference>
     <PackageReference Include="PublicApiGenerator" Version="11.1.0" />
     <PackageReference Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageReference Include="Verify.Xunit" Version="28.3.2" />
+    <PackageReference Include="Verify.Xunit" Version="28.4.0" />
   </ItemGroup>
 
 </Project>