Attribute overrides modal window missing "add" button

[slavb18]

Overview of the issue

Attribute overrides modal window missing "add" button
Cannot add attribute overrides using interface

Expected Outcome

Attribute overrides modal window allows to add override element

Current Outcome

Steps to Reproduce(Only for bug reports)

Add embeddable entity, click on Attribute overrides

Jeddict Version(s)

Version: 5.4.3