Fix VM memory allocation optimizations by reducing what we allocate on the heap

internal/builtins/args.go

@@ -16,7 +16,7 @@ func args(args ...object.Object) object.Object {
 
 	elements := make([]object.Object, len(object.Args))
 	for i, arg := range object.Args {
-		elements[i] = &object.String{Value: arg}
+		elements[i] = object.String{Value: arg}
 	}
 	return &object.Array{Elements: elements}
 }