[Github] Adding processor_response mapping on API V2 capture response

[shopwareBot]

Having processor_response mapped and available on Capture response is usefull to understand eventual declines on Credit Card payments processed through Paypal "Advanced Payments".

ProcessorResponse->responseCode in detail, can help support operators to understand the reason of decline on card capture.

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Imported from Github. Please see: shopware/SwagPayPal#41

[shopware-issue-bot]

We found the following existing issues which may help or are related to your topic:

• Missing Paypal Transaction Code in API
• [GitHub] Fix catch when exception does not contain a response property
• Add a mapping in the import/export module for the payment status
• Create an order via API : AsynchronousPaymentHandlerInterface::pay to allow JsonResponse or RedirectResponse.
• [Github] Fixed return value of ItemListProvider::getTaxRate()
• [Github] Additions to the README
• [Github] NEXT-0000 - ci(github): Update github action deprecations
• [Github] feat: Add payment method name block
• [Github]Bot test 2

[shopwareBot]

[public] Shopware automated response: This issue is linked to the internal issue: PPI-992

[created from PPI-992, comment 496417]