Custom Start Date for WooCommerce Subscriptions 1.6.5

*Added checks to ensure renewal, resubscription, and failed renewal payment prices are handled appropriately.

*Updated compatibility with the latest WooCommerce Subscriptions proration settings.

* Fix - "The subscription you signed up for has changed." message is displayed after adding a product with subscription plans as a gift.
* Fix - Prevent cache issue on pricing table display on multicurrency sites.
* New - Filter to allow disable cache for the taxonomy condition.

*Fixed issue where the subscription start date was not automatically set when adding products to the cart from shop (archive) or category pages.
*Added WPML compatibility.

*Fix: Ensure renewal order totals are refreshed before a payment retry to reflect any coupon or item updates.

Updated string references in translation files.

*Aligned date formatting in cart and product page to follow the WooCommerce date format settings.
*Improved subscription meta data management for High-Performance Order Storage (HPOS) support.

*Fixed issue when enabling the 'First payment on start date' option did not align with the subscription start date for Variable roduct using 'All Products for Subscription'
*Fixed wp ajax error when saving variable product

*Fixed total calculation when sale price applied

*Fixed security issues listed by QIT