Crash when docking tab side by side.

[DomeAlessi]

Release Type: Official Release/GitHub (please choose appropriate option) Official Release 4.2.0.1 and Github

Platform(s): Does the problem occur on Windows, Android...? Windows 11

Describe the bug When trying to dock a tab window side by side the editor crashes. See attached gif.

To Reproduce Steps to reproduce the behavior:

1. Grab a tabbed panel
2. Try to dock it side by side with another panel by using the docking gizmo.

Expected behavior Editor should not crash and the panel should dock side by side with the selected one.

Screenshots

Log and callstacks StrideDockingCrash.txt