Serilog.Sinks.ElmahIo 4.2.25 with .NET 7 sample

We released a new version (4.2.25) of the Serilog.Sinks.ElmahIo NuGet package. The new version includes the following changes:

• Build script modernization, build on .NET 7, and package validation.
• Running on the newest version of Elmah.Io.Client.
• Upgraded ASP.NET Core sample to .NET 6.
• New sample for console application on .NET 7.