WooCommerce Product Bundles 8.1.2

* Tweak - Important: The 'Form Location' option is no longer supported when using a block theme. Use the following snippet to force its use: 'add_filter( 'woocommerce_bundle_has_legacy_product_template', '__return_true' );'
* Fix - Improvements in block support for the single product template.
* Fix - Resolved a compatibility issue with Points and Rewards that made a 'Earn at least 0 points by purchasing this product' message show up when purchasing a Product Bundle with optional components.

* Fix - Removed duplicate tooltip under Product Data > Inventory.
* Tweak - Changed the Product Data > Inventory > Sold Individually dropdown to radio buttons for Product Bundles.
* Tweak - Re-designed the Product Data > Bundled Products and Product Data > Shipping empty states.
* Tweak - Updated tooltip messages under Product Data > Inventory.
* Fix - Fixed error that was triggered when creating a new product, tracking was enabled and WooCommerce 7.8 was active.

* Tweak - Removed add-on flat fees from per unit product prices in the cart. Requires Product Add-Ons v6.4.0.
* New - Introduced 'woocommerce_store_api_before_bundle_aggregated_totals_calculation' and 'woocommerce_store_api_after_bundle_aggregated_totals_calculation' actions.
* Fix - Fixed an issue that required customers to select mandatory items for optional bundled items that hadn't been selected.