Roll back the version of System.CommandLine being used

Author: tannergooding

Directory.Packages.props

@@ -17,7 +17,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageVersion Include="NUnit" Version="4.1.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.5.0" />
-    <PackageVersion Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
+    <PackageVersion Include="System.CommandLine" Version="2.0.0-beta3.22114.1" />
   </ItemGroup>
 
 </Project>