[Ignore] Bump Serilog from 2.7.1 to 2.8.0 (#930)

Bumps [Serilog](https://github.com/serilog/serilog) from 2.7.1 to 2.8.0.
- [Release notes](https://github.com/serilog/serilog/releases)
- [Changelog](https://github.com/serilog/serilog/blob/dev/CHANGES.md)
- [Commits](serilog/serilog@v2.7.1...v2.8.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot[bot]

src/PowerShellEditorServices/PowerShellEditorServices.csproj

@@ -61,7 +61,7 @@
 
   <ItemGroup>
     <PackageReference Include="UnixConsoleEcho" Version="0.1.0" />
-    <PackageReference Include="Serilog" Version="2.7.1" />
+    <PackageReference Include="Serilog" Version="2.8.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="3.1.1" />
     <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
     <PackageReference Include="Serilog.Sinks.Async" Version="1.3.0" />