updated readme config webhooks (#653)

README.md

@@ -38,7 +38,7 @@ The library supports all webhooks under the following model directories:
 | Webhooks                                                                                          | Description                                                                                                                                                                                                                                                                         | Model Name                                                     | Supported Version |
 |---------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------|-------------------|
 | [Authentication Webhooks](https://docs.adyen.com/api-explorer/acs-webhook/1/overview)             | Adyen sends this webhook when the process of cardholder authentication is finalized, whether it is completed successfully, fails, or expires.                                                                                                                                       | [AcsWebhooks](src/Adyen/Model/AcsWebhooks)                     | **v1**            |
-| [Configuration Webhooks](https://docs.adyen.com/api-explorer/balanceplatform-webhooks/1/overview) | You can use these webhooks to build your implementation. For example, you can use this information to update internal statuses when the status of a capability is changed.                                                                                                          | [ConfigurationWebhooks](src/Adyen/Model/ConfigurationWebhooks) | **v1**            |
+| [Configuration Webhooks](https://docs.adyen.com/api-explorer/balanceplatform-webhooks/2/overview) | You can use these webhooks to build your implementation. For example, you can use this information to update internal statuses when the status of a capability is changed.                                                                                                          | [ConfigurationWebhooks](src/Adyen/Model/ConfigurationWebhooks) | **v2**            |
 | [Transfer Webhooks](https://docs.adyen.com/api-explorer/transfer-webhooks/4/overview)             | You can use these webhooks to build your implementation. For example, you can use this information to update balances in your own dashboards or to keep track of incoming funds.                                                                                                    | [TransferWebhooks](src/Adyen/Model/TransferWebhooks)           | **v4**            |
 | [Transaction Webhooks](https://docs.adyen.com/api-explorer/transaction-webhooks/4/overview)       | Adyen sends webhooks to inform your system about incoming and outgoing transfers in your platform. You can use these webhooks to build your implementation. For example, you can use this information to update balances in your own dashboards or to keep track of incoming funds. | [TransactionWebhooks](src/Adyen/Model/TransactionWebhooks)           | **v4**            |
 | [Report Webhooks](https://docs.adyen.com/api-explorer/report-webhooks/1/overview)                 | You can download reports programmatically by making an HTTP GET request, or manually from your Balance Platform Customer Area                                                                                                                                                       | [ReportWebhooks](src/Adyen/Model/ReportWebhooks)               | **v1**            |