mouseleave event not triggered while using cdk in Firefox

[bartduisters]

🐞 bug report

Affected Package

The issue is caused by package @angular/cdk/drag-drop

Description

mouseleave event does not behave correctly on Firefox when using cdkDrag directive

A clear and concise description of the problem...

🔬 Minimal Reproduction

https://stackblitz.com/edit/angular-ivy-xbiase

• Click and hold the first element
• Move (while holding) the cursor outside of the first element
• Release the first element

Actual result: the mouseleave event did not trigger
Expected result: the mouseleave event to have been triggered

Anything else relevant?
Does occur in Firefox, not in Chrome.