WooCommerce Product Bundles 8.1.2

* Fix - Fixed a fatal error that was triggered from invalid Exception arguments.
* Fix - Fix deprecation warning for 'is_admin_or_embed_page' in WooCommerce 6.3+

* Fix - Fixed an issue that prevented subscription plans from being applied to bundled order items when there were multiple Product Bundles in an order.
* Fix - Resolved an issue that caused optional bundled items to be preselected when re-ordering/switching.
* Fix - Prevent bundled item dimensions from showing up in the 'Additional Information' tab of assembled bundles

* Fix - Added support for composited bundles when using the new Cart and Checkout blocks - requires Composite Products 8.4.0.
* Fix - Group bundled items in single 'Includes' meta when viewing the legacy mini cart.
* Fix - Appended list of bundled items next to composited container bundles in the cart widget.
* Fix - Fixed an issue that prevented bundled item quantity inputs from appearing in bundles when object caching is enabled and bundle-sells are in use.
* Fix - Resolved an issue with missing 'checkout-blocks.css'.
* Fix - Resolved an issue that prevented bundles from being ordered again if one or more items is saved as optional after the original order is placed.