Bump Nullean.Argh packages to 0.16.3 (#3334)

Co-authored-by: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

Author: 3 people

Directory.Packages.props

@@ -69,9 +69,9 @@
     <PackageVersion Include="FSharp.Core" Version="10.1.201" />
   </ItemGroup>
   <ItemGroup>
-    <PackageVersion Include="Nullean.Argh" Version="0.16.2" />
-    <PackageVersion Include="Nullean.Argh.Hosting" Version="0.16.2" />
-    <PackageVersion Include="Nullean.Argh.Interfaces" Version="0.16.2" />
+    <PackageVersion Include="Nullean.Argh" Version="0.16.3" />
+    <PackageVersion Include="Nullean.Argh.Hosting" Version="0.16.3" />
+    <PackageVersion Include="Nullean.Argh.Interfaces" Version="0.16.3" />
     <PackageVersion Include="Crayon" Version="2.0.69" />
     <PackageVersion Include="DotNet.Glob" Version="3.1.3" />
     <PackageVersion Include="Errata" Version="0.16.0" />