Fix COM issue in Cursor (#7551)

Bump S.D.Common to 6.0.0 for non-netstandard2.0 builds

build/System.Drawing.Common.props

@@ -1,5 +1,6 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="4.5.0" />
+    <PackageReference Condition="'$(TargetFramework)'!='netstandard2.0'" Include="System.Drawing.Common" Version="6.0.0" />
+    <PackageReference Condition="'$(TargetFramework)'=='netstandard2.0'" Include="System.Drawing.Common" Version="4.5.0" />
   </ItemGroup>
 </Project>