Serilog Extensions Logging Versions Save

• #227 - capture trace and span ids for Serilog 3.1 (@nblumhardt)
• #234 - update to .NET 8 RTM and Serilog 3.1.1 (@nblumhardt)

• #203 - observe LogLevel.None (@0xced)
• #212 - eliminate some enumerator boxing (@sungam3r)
• #210 - clean-up (@sungam3r)
• #214 - migrate to .NET 7 and C# 11 (@sungam3r)
• #216 - reduce allocations by caching trimmed @ and $ keys (@sungam3r)
• #218 - fix exception handling in audit mode (@sungam3r)
• #221 - add API approval tests (@sungam3r)
• #222 - pin to Microsoft.Extensions.Logging v7 (@nblumhardt)

• #189 - pass original EventId through to logger providers (@david-driscoll)
• #188 - bump Serilog dependency version (@bdovaz)
• #182 - README updates (@Rabadash8820)
• #166 - cache parsed message templates (@nblumhardt)
• #173 - use latestFeature in global.json (@skomis-mm)
• #164 - suppress exceptions from FormattedLogValues (@nblumhardt)
• #165 - pin .NET Core SDK version (@ralphhendriks)
• #160 - add stringification support (@jonnybi)
• #156 - avoid deprecated NuGet package properties (@andrewlock)
• #152 - tidy up and documentation updates (@sungam3r)

• #149 - fix IndexOutOfRangeException on negative event ids (@credfeto)

• #131 - move to Microsoft.Extensions.Logging v2.0 dependencies throughout, drop 1.x .NET Core versions (@DigiBanks99)
• #132 - SerilogLoggerFactory and AddProvider() support (@nblumhardt)
• #138 - move to current SDK (@SimonCropp)
• #140 - remove unused build-time constants (@nblumhardt)
• #141 - make LevelConvert level-mapping routines public
• #148 - build with VS2019 (@nblumhardt)
• #142 - (partially) cache low-numbered event ids (@nblumhardt)

• #100 - add provider alias for ASP.NET Core 2.0 configuration system, clear built-in level filters when using ILoggingBuilder.AddSerilog()

• #83, #85, #88, #90 - update to .NET Core/Standard 2.0 RTM & tooling

Includes binary breaking change due to obsolete overload removal.