[Bug][Editor] Korean letters are typed twice in controlled mode

[vveesseelliinnaa]

Describe the bug Korean letters are typed twice when the Editor is used in controlled mode.

To Reproduce Steps to reproduce the behavior:

1. Go to https://www.telerik.com/kendo-vue-ui/components/editor/controlled/#toc-controlling-the-value
2. Switch to Korean language
3. Type some letters

Result:

Expected behavior Only one character is inserted when a key is pressed.

Screenshots

Additional context Reported in Ticket ID: 1638926