Update dependency Serilog.AspNetCore to v3.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
Serilog.AspNetCore	nuget	minor	3.2.0 -> 3.4.0

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Release Notes

serilog/serilog-aspnetcore

### [`v3.4.0`](https://togithub.com/serilog/serilog-aspnetcore/releases/v3.4.0) - [#​167](https://togithub.com/serilog/serilog-aspnetcore/issues/167) - README updates ([@​phlashdev](https://togithub.com/phlashdev)) - [#​172](https://togithub.com/serilog/serilog-aspnetcore/issues/172), [#​176](https://togithub.com/serilog/serilog-aspnetcore/issues/176) - SDK update ([@​tebeco](https://togithub.com/tebeco), [@​ralphhendriks](https://togithub.com/ralphhendriks)) - [#​165](https://togithub.com/serilog/serilog-aspnetcore/issues/165) - targeting updates to improve .NET Core 3.1 support ([@​tebeco](https://togithub.com/tebeco)) - [#​183](https://togithub.com/serilog/serilog-aspnetcore/issues/183) - accept `ILogger` through `RequestLoggingOptions` ([@​nblumhardt](https://togithub.com/nblumhardt)) - [#​191](https://togithub.com/serilog/serilog-aspnetcore/issues/191) - improve compatibility with `WebApplicationFactory` ([@​rsantosdev](https://togithub.com/rsantosdev)) - [#​193](https://togithub.com/serilog/serilog-aspnetcore/issues/193) - show consumption of services from `IServiceProvider` within `UseSerilog()` callback ([@​nblumhardt](https://togithub.com/nblumhardt)) - [#​195](https://togithub.com/serilog/serilog-aspnetcore/issues/195) - fix README configuration example ([@​michaelvolz](https://togithub.com/michaelvolz)) - [#​197](https://togithub.com/serilog/serilog-aspnetcore/issues/197) - allow `RequestLoggingOptions` configuration outside of `Configure(IApplicationBuilder)` ([@​skomis-mm](https://togithub.com/skomis-mm))

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