Adjust to add support for Elementor Pro widgets

[kevinkidwell]

I followed what was listed in elementor/elementor#7256 (comment) as to the number following the unregister action.

Originally submitted as PR to upstream helloideabox#3

[cappadona]

👍 Makes sense to bump up the priority to ensure this runs after a default action provided by elementor itself (thereby overriding the default).