DropDownTree is not serialized correctly when declared in the Template component

[alestoya]

Bug report

DropDownTree is not serialized correctly when declared in the Template component.

Reproduction of the problem

1. Open the following Telerik REPL.
2. Notice that the DropDowntTree component declared in the Template for the CustomerRating field is not serialized with its options correctly.

Current behavior

The DropDownTree is not serialized correctly when declared in the Template component.

Expected/desired behavior

The DropDownTree is not serialized correctly when declared in the Template component.

Environment

• Kendo UI version: 2023.1.1114
• Browser: [all]