Bump Serilog from 3.0.1 to 3.1.1

Bumps [Serilog](https://github.com/serilog/serilog) from 3.0.1 to 3.1.1.
- [Release notes](https://github.com/serilog/serilog/releases)
- [Commits](serilog/serilog@v3.0.1...v3.1.1)

---
updated-dependencies:
- dependency-name: Serilog
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

src/Destructurama.Attributed.Tests/Destructurama.Attributed.Tests.csproj

@@ -10,7 +10,7 @@
  <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
  <PackageReference Include="NUnit" Version="3.13.3" />
  <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
- <PackageReference Include="Serilog" Version="3.0.1" />
+ <PackageReference Include="Serilog" Version="3.1.1" />
  <!--<PackageReference Include="MarkdownSnippets.MsBuild" Version="24.5.1" PrivateAssets="all" />-->
  </ItemGroup>