Update version to 7.5.4-beta

merge 7.5.3 into this one

mollie-payments-for-woocommerce.php

@@ -3,7 +3,7 @@
  * Plugin Name: Mollie Payments for WooCommerce
  * Plugin URI: https://www.mollie.com
  * Description: Accept payments in WooCommerce with the official Mollie plugin
- * Version: 7.5.3
+ * Version: 7.5.4-beta
  * Author: Mollie
  * Author URI: https://www.mollie.com
  * Requires at least: 5.0

src/Payment/MollieObject.php

@@ -1072,9 +1072,14 @@ protected function getFormatedPhoneNumber(string $phone)
     {
         //remove whitespaces and all non numerical characters except +
         $phone = preg_replace('/[^0-9+]+/', '', $phone);
+        if (!is_string($phone)) {
+            return null;
+        }
+        //check if phone starts with 06 and replace with +316
+        $phone = transformPhoneToNLFormat($phone);
 
-        //check that $phone is in E164 format
-        if ($phone !== null && preg_match('/^\+[1-9]\d{1,14}$/', $phone)) {
+        //check that $phone is in E164 format or can be changed by api
+        if (preg_match('/^\+[1-9]\d{10,13}$|^[1-9]\d{9,13}$/', $phone)) {
             return $phone;
         }
         return null;