Include global type metadata for all output formats (#10611)

Author: Lombra

src/Docfx.Dotnet/DotnetApiCatalog.Toc.cs

@@ -62,7 +62,7 @@ IEnumerable<TocNode> CreateToc(ISymbol symbol, Compilation compilation)
             switch (symbol)
             {
                 case INamespaceSymbol { IsGlobalNamespace: true } ns:
-                    foreach (var child in ns.GetNamespaceMembers())
+                    foreach (var child in ns.GetMembers())
                         foreach (var item in CreateToc(child, compilation))
                             yield return item;
                     break;