WooCommerce Product Bundles 8.1.2

* Tweak - Introduced the 'woocommerce_bundles_bundled_item_visibility' filter.
* Tweak - Added support for automated translations delivery.
* Fix - Fixed an issue that prevented hidden bundled items from showing up when editing a Bundle order item in the admin area.
* Fix - Fixed a fatal error that was triggered when viewing Bundles Analytics containing Product Bundles that changed product type.
* Fix - Fixed a fatal error that was triggered when using PHP v8 and using Cart/Checkout Blocks.

* Tweak - Hook into 'woocommerce_add_to_cart' with priority '9' instead '9.9'.
* Fix - Fixed fatal errors triggered when activating/deactivating the plugin via WP cli.

* Important - PHP 7.0 is now required.
* Tweak - Prevent the 'Optional' box from being checked when the Minimum Quantity is zero.
* Fix - Fixed a fatal error that was triggered by the Min/Max Quantities integration when an old version of the extension was in use.