'Raze.MoveOldSavesFolder()' is obsolete

Don't dispose injected (https://github.com/DotNetAnalyzers/IDisposableAnalyzers/blob/master/documentation/IDISP007.md)

'BaseGame.DeleteSpecial()' is obsolete

'BaseGame.MoveOldFolders()' is obsolete

Prefer using (https://github.com/DotNetAnalyzers/IDisposableAnalyzers/blob/master/documentation/IDISP017.md)

Dereference of a possibly null reference.

Don't ignore created IDisposable (https://github.com/DotNetAnalyzers/IDisposableAnalyzers/blob/master/documentation/IDISP004.md)

Call System.IDisposable.Dispose on object created by 'new FakeHttpMessageHandler()' before all references to it are out of scope (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2000)

The event 'ConfigProviderFake.ParameterChangedEvent' is never used