WooCommerce Smart Coupons 9.33.0

* Fix: Fatal error: Uncaught Error: Call to undefined function mb_detect_encoding
* Fix: When refunding an order that is paid by store credit, receiving PHP Fatal error: There has been a critical error on this website. Uncaught TypeError: gmdate(): Argument #2 ($timestamp) must be of type ?int, string given
* Update: FAQs included in the plugin
* Update: POT file

* New: Tested upto WordPress 6.1.1
* Fix: Incorrectly allowing more quantities than the set quantities for products set under Actions (tab)
* Fix: When creating order at backend applying-removing-reapplying store credit makes calculations differ
* Fix: Wrong amount generated on store credit coupon when order created from the admin side
* Fix: Setting 'Sell gift cards at less price?' not considered when order with the coupon product is created from admin
* Fix: Store Credit discount sets to zero when used with WooCommerce Deposits plugin
* Fix: Confirm if a loop can be executed on the variable $coupon_actions before execution
* Update: POT file

* New: Usage restriction field 'Excluded emails'
* Fix: 'For new user only?' setting is not working in a specific case
* Developer: Hook 'wc_sc_start_coupon_options_email_restriction'
* Developer: Filter & option 'wc_sc_coupon_product_need_processing' to decide whether to automatically mark the order as 'completed' for coupon products
* Update: Automatically mark the order as 'completed' if that order contains only those products that will generate/issue coupons
* Update: Added icon for 'Manage coupon categories' button on Coupons dashboard admin page
* Update: Corrected text domain at one place
* Update: POT file