Pasting a table from Word into the Editor throws a js exception (IE11)

[IvanDanchev]

Bug report

Regression introduced in R1 2021 SP1. Related to: #6169

Reproduction of the problem

Reproducible in the demos in IE11.

1. Create a table in a Word document.
2. Copy the table and paste it in the Editor.

Current behavior

A js exception is thrown.

Expected/desired behavior

No exceptions on pasting the table.

Environment

• Kendo UI version: 2021.1.224
• jQuery version: x.y
• Browser: [IE11 ]

[veselints]

PR here: https://github.com/telerik/kendo/pull/12305