Bump SharpYaml and Microsoft.NETFramework.ReferenceAssemblies

Bumps [SharpYaml](https://github.com/xoofx/SharpYaml) and [Microsoft.NETFramework.ReferenceAssemblies](https://github.com/Microsoft/dotnet). These dependencies needed to be updated together.

Updates `SharpYaml` from 2.1.0 to 2.1.1
- [Release notes](https://github.com/xoofx/SharpYaml/releases)
- [Changelog](https://github.com/xoofx/SharpYaml/blob/master/changelog.md)
- [Commits](xoofx/SharpYaml@2.1.0...2.1.1)

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

---
updated-dependencies:
- dependency-name: SharpYaml
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Microsoft.NETFramework.ReferenceAssemblies
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/Directory.Packages.props

@@ -28,7 +28,7 @@
     <PackageVersion Include="Microsoft.VisualStudio.ComponentModelHost" Version="17.3.198" />
     <PackageVersion Include="System.ComponentModel.Composition" Version="6.0.0" />
     <PackageVersion Include="PolySharp" Version="1.13.2" />
-    <PackageVersion Include="SharpYaml" Version="2.1.0" />
+    <PackageVersion Include="SharpYaml" Version="2.1.1" />
     <PackageVersion Include="Scriban" Version="5.5.0" />
     <PackageVersion Include="Superpower" Version="3.0.0" />
     <PackageVersion Include="Devlooped.Extensions.DependencyInjection.Attributed" Version="1.3.2" />