Bump System.Configuration.ConfigurationManager from 6.0.0 to 9.0.1

Bumps [System.Configuration.ConfigurationManager](https://github.com/dotnet/runtime) from 6.0.0 to 9.0.1.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v6.0.0...v9.0.1)

---
updated-dependencies:
- dependency-name: System.Configuration.ConfigurationManager
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

OpenAPI/LearningHub.Nhs.OpenApi.Tests/LearningHub.Nhs.OpenApi.Tests.csproj

@@ -9,7 +9,7 @@
 	</PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentAssertions" Version="7.0.0" />
+        <PackageReference Include="FluentAssertions" Version="7.1.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="Moq" Version="4.20.72" />
         <PackageReference Include="NBuilder" Version="6.1.0" />