Move solution and projects to src

src/Ryujinx.HLE/HOS/Diagnostics/Demangler/Ast/PackedTemplateParameterExpansion.cs

@@ -0,0 +1,24 @@
+using System.IO;
+
+namespace Ryujinx.HLE.HOS.Diagnostics.Demangler.Ast
+{
+    public class PackedTemplateParameterExpansion : ParentNode
+    {
+        public PackedTemplateParameterExpansion(BaseNode child) : base(NodeType.PackedTemplateParameterExpansion, child) {}
+
+        public override void PrintLeft(TextWriter writer)
+        {
+            if (Child is PackedTemplateParameter)
+            {
+                if (((PackedTemplateParameter)Child).Nodes.Count !=  0)
+                {
+                    Child.Print(writer);
+                }
+            }
+            else
+            {
+                writer.Write("...");
+            }
+        }
+    }
+}