Errors on PHP 8.1

Hi there, I tried to use PHP 8.1 with a WooCommerce site that has your plugin. I get a lot of debug “errors” that you might want to fix:

[27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 62 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 71 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 80 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 89 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 98 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 107 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 116 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 125 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 143 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 152 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 170 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 179 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 188 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 197 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 206 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 215 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 224 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 233 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 161 [27-Sep-2023 07:48:25 UTC] PHP Deprecated: stripslashes(): Passing null to parameter #1 ($string) of type string is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/vendor/krokedil/woocommerce/src/Cart/CartCustomer.php on line 251

[27-Sep-2023 09:12:44 UTC] PHP Deprecated: Constant FILTER_SANITIZE_STRING is deprecated in /home/X/wp-content/plugins/klarna-payments-for-woocommerce/classes/class-kp-banners.php on line 47