Bump System.IO.Ports and Microsoft.NETFramework.ReferenceAssemblies (#1691)

Bumps [System.IO.Ports](https://github.com/dotnet/runtime) and [Microsoft.NETFramework.ReferenceAssemblies](https://github.com/Microsoft/dotnet). These dependencies needed to be updated together.

Updates `System.IO.Ports` from 9.0.3 to 9.0.4
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/compare/v9.0.3...v9.0.4)

Updates `Microsoft.NETFramework.ReferenceAssemblies` from 1.0.3 to 1.0.3
- [Commits](https://github.com/Microsoft/dotnet/commits)

---
updated-dependencies:
- dependency-name: System.IO.Ports
  dependency-version: 9.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Microsoft.NETFramework.ReferenceAssemblies
  dependency-version: 1.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

LibreHardwareMonitorLib/LibreHardwareMonitorLib.csproj

@@ -35,7 +35,7 @@
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)' != 'net472'">
     <PackageReference Include="Microsoft.Win32.Registry" Version="5.0.0" />
-    <PackageReference Include="System.IO.Ports" Version="9.0.3" />
+    <PackageReference Include="System.IO.Ports" Version="9.0.4" />
     <PackageReference Include="System.IO.FileSystem.AccessControl" Version="5.0.0" />
     <PackageReference Include="Mono.Posix.NETStandard" Version="1.0.0" />
   </ItemGroup>