Affiliate For WooCommerce v6.1.0

* New: Subscriptions from WooCommerce Payments compatibility (https://woocommerce.com/document/payments/subscriptions-basics/)
* New: WooCommerce Subscriptions 4.0.0+ compatible
* Fix: Commission amount in flat rate commission not multiplying for tier > 1 if an order has multiple products quantity [Multi-tier]
* Fix: 'use default commission' under 'AND THEN, FOR REMAINING PRODUCTS IN THE ORDER...' not respecting storewide commission's plan type
* Update: Remove support for WooCommerce Subscriptions version lower than 2.0.0
* Update: POT file

* New: WooCommerce 7.0.0 compatible
* New: Template for My Account > Affiliate > Profile [User]
* Update: Replace store admin reference with affiliate manager in My Account > Affiliate > Profile [User]
* Update: Code improvements
* Update: POT file

* Fix: Date picker and load more not working in My Account > Affiliate > Reports if jQuery is loaded in the footer [User]
* Developer: Actions 'afwc_before_registration_form' and 'afwc_after_registration_form' on My Account > Register as an affiliate [User]
* Update: POT file