Bump xunit from 2.4.1 to 2.9.3 (#920)

Bumps [xunit](https://github.com/xunit/xunit) from 2.4.1 to 2.9.3.
- [Commits](xunit/xunit@v2-2.4.1...v2-2.9.3)

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

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

Author: dependabot[bot]

ReportAPI/LearningHub.Nhs.ReportApi.Services.UnitTests/LearningHub.Nhs.ReportApi.Services.UnitTests.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="9.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="Moq" Version="4.18.2" />
-    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>