Update dependency System.CommandLine to v2.0.0-beta4.22272.1

Author: renovate[bot]

ppt-diffmerge-tool/ppt-diffmerge-tool.csproj

@@ -86,7 +86,7 @@
  </ItemGroup>
  <ItemGroup>
  <PackageReferenceInclude="System.CommandLine">
- <Version>2.0.0-beta3.22106.2</Version>
+ <Version>2.0.0-beta4.22272.1</Version>
  </PackageReference>
  </ItemGroup>
  <ImportProject="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />