Bump FluentAssertions from 7.0.0 to 8.0.0 (#652)

Bumps [FluentAssertions](https://github.com/fluentassertions/fluentassertions) from 7.0.0 to 8.0.0.
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Changelog](https://github.com/fluentassertions/fluentassertions/blob/main/AcceptApiChanges.ps1)
- [Commits](fluentassertions/fluentassertions@7.0.0...8.0.0)

---
updated-dependencies:
- dependency-name: FluentAssertions
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -11,7 +11,7 @@
     </PackageVersion>
     <PackageVersion Include="Elastic.Clients.Elasticsearch" Version="8.17.1" />
     <PackageVersion Include="ElmahCore" Version="2.1.2" />
-    <PackageVersion Include="FluentAssertions" Version="7.0.0" />
+    <PackageVersion Include="FluentAssertions" Version="8.0.0" />
     <PackageVersion Include="JunitXml.TestLogger" Version="5.0.0" />
     <PackageVersion Include="log4net" Version="3.0.3" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />