Subscription compatible - Discount fee for recuring order

Subscription compatibility: apply discount fee for recurring orders.

add_filter('advanced_woo_discount_rules_run_discount_rules', function($run_rule, $cart){
    if ( !empty( $cart->recurring_cart_key ) ) {
	$run_rule = false;
    }
    
    return $run_rule;
}, 10, 2);