Update dependency Serilog to v2.7.1 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
Serilog	nuget	minor	2.6.0 -> 2.7.1	source

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Release Notes

serilog/serilog

### [`v2.7.1`](https://renovatebot.com/gh/serilog/serilog/releases/v2.7.1) [Compare Source](https://renovatebot.com/gh/serilog/serilog/compare/v2.6.0...v2.7.1) _Version 2.7.0 was skipped due to a versioning mistake._ - [#​1075](https://renovatebot.com/gh/serilog/serilog/issues/1075) - overload of `LoggerSinkConfiguration.Wrap()` accepting `LoggingLevelSwitch` - [#​1083](https://renovatebot.com/gh/serilog/serilog/issues/1083) - update package metadata, including `https://` project and icon URLs - [#​1091](https://renovatebot.com/gh/serilog/serilog/issues/1091) - make `{Properties:j}` work consistently with the console sink - [#​1110](https://renovatebot.com/gh/serilog/serilog/issues/1110) - expose an efficient `Logger.None` - [#​1113](https://renovatebot.com/gh/serilog/serilog/issues/1113) - (tooling) improve tests for `LogContext` - [#​1136](https://renovatebot.com/gh/serilog/serilog/issues/1136) - (tooling) fix `build.sh` exit code - [#​1141](https://renovatebot.com/gh/serilog/serilog/issues/1141) - fix logging of `byte[]` smaller than 1 KB - [#​1157](https://renovatebot.com/gh/serilog/serilog/issues/1157) - (tooling) update _.gitignore_ - [#​1158](https://renovatebot.com/gh/serilog/serilog/issues/1158) - (tooling) re-enable macOS builds - [#​1163](https://renovatebot.com/gh/serilog/serilog/issues/1163) - SourceLink v2 support - [#​1165](https://renovatebot.com/gh/serilog/serilog/issues/1165) - fix a number of issues with `LoggerSinkConfiguration.Wrap()` affecting `WriteTo.Async()` - [#​1134](https://renovatebot.com/gh/serilog/serilog/issues/1134) - (tooling) add README badges for downloads/stats - [#​1166](https://renovatebot.com/gh/serilog/serilog/issues/1166) - allow `LoggerConfiguration` to be garbage collected after logger is created - [#​1160](https://renovatebot.com/gh/serilog/serilog/issues/1160) - (tooling) update NuGet.org API key - (tooling) Update to use the latest .NET SDK

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