Bump System.CommandLine from 2.0.0-beta1.20371.2 to 2.0.0-beta4.22272.1

Bumps System.CommandLine from 2.0.0-beta1.20371.2 to 2.0.0-beta4.22272.1.

---
updated-dependencies:
- dependency-name: System.CommandLine
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/ApiGenerator/ApiGenerator.csproj

@@ -13,6 +13,7 @@
     <PackageReference Include="Glob" Version="1.1.9" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="NSwag.Core" Version="14.1.0" />
+    <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
     <PackageReference Include="YamlDotNet" Version="16.0.0" />
     <PackageReference Include="SemanticVersioning" Version="2.0.2" />
     <PackageReference Include="ShellProgressBar" Version="5.2.0" />