Barn2 Media - WooCommerce Lead Time 2.1.2

* Dev: Tested up to WordPress 6.4.2 and WooCommerce 8.5.1
* Dev: Deleted the lead time from Grouped and External products
* Fix: HTML displayed in the lead time text in Astra theme
* Fix: Duplicated lead time message in orders

* New: Added German translation
* Dev: Tested up to WordPress 6.3.1 and WooCommerce 8.0.3
* Dev: Upgraded to the composer version of barn2-lib
* Dev: Added HPOS compatibility
* Dev: Added custom fields to the WPML config file

* New: generate lead time metadata when manually creating orders.
* Dev: tested up to WooCommerce 7.3