Bump Serilog.Sinks.Graylog from 2.2.2 to 2.3.0

Bumps [Serilog.Sinks.Graylog](https://github.com/whir1/serilog-sinks-graylog) from 2.2.2 to 2.3.0.
- [Release notes](https://github.com/whir1/serilog-sinks-graylog/releases)
- [Commits](https://github.com/whir1/serilog-sinks-graylog/commits)

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

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

Jellyfin.Server/Jellyfin.Server.csproj

@@ -47,7 +47,7 @@
     <PackageReference Include="Serilog.Sinks.Async" Version="1.5.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="4.0.1" />
     <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
-    <PackageReference Include="Serilog.Sinks.Graylog" Version="2.2.2" />
+    <PackageReference Include="Serilog.Sinks.Graylog" Version="2.3.0" />
     <PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="2.0.7" />
   </ItemGroup>