Bump fluentassertions from 6.12.2 to 7.0.0

Bumps [fluentassertions](https://github.com/fluentassertions/fluentassertions) from 6.12.2 to 7.0.0.
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Changelog](https://github.com/fluentassertions/fluentassertions/blob/develop/AcceptApiChanges.ps1)
- [Commits](fluentassertions/fluentassertions@6.12.2...7.0.0)

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

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

Author: dependabot[bot]

Directory.Packages.props

@@ -19,7 +19,7 @@
     <PackageVersion Include="Microsoft.Extensions.Configuration.Abstractions" Version="9.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Json" Version="9.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Binder" Version="9.0.0" />
-    <PackageVersion Include="fluentassertions" Version="6.12.2" />
+    <PackageVersion Include="fluentassertions" Version="7.0.0" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageVersion Include="MSTest.TestAdapter" Version="3.6.4" />