Barn2 Media - WooCommerce Lead Time 2.1.2

* Fix: themes compatibility filters firing too early that they could not be filtered.

* Fix: unable to remove the lead time set in the category.
* Fix: unable to remove the lead time set in the category on a per stock status basis.
* Dev: updated library code.
* Tested up to WooCommerce 5.9.

* Tweak: Added Italian translation & updated language files.
* Tweak: Adjusted how the dynamic lead time date is calculated.
* Fix: An issue where the dynamic lead time date was showing the wrong amount of days remaining.
* Tested up to WooCommerce 5.8.