Bug report

When there are multiple modal windows on the page and the user tries to navigate using Tab key, the focus is not trapped in the window and elements on the browser become focused.

Reproduction of the problem

1. Open the Dojo example. https://dojo.telerik.com/@NeliKondova/iyULiwiQ
2. Press Tab key multiple times - the focus is always inside the window.
3. Click the openConfirmWindow button in the first modal window.
4. Close the second modal window.
5. Press Tab key multiple times.

Current behavior

When there is a second window on the page the focus is not trapped in the window and elements outside the window are focused.

Expected/desired behavior

The focus should be trapped in the window.

Environment

• Kendo UI version: 2023.2.606
• Browser: [all]