Fixed issue with Base Currency for website is CND when PayPal Payflow Pro is charging in USD

Author: Oleksandr Rykh

app/code/Magento/Paypal/Model/Payflowpro.php

@@ -420,6 +420,7 @@ public function capture(\Magento\Payment\Model\InfoInterface $payment, $amount)
             $request->setTrxtype(self::TRXTYPE_SALE);
             $request->setOrigid($payment->getAdditionalInformation(self::PNREF));
             $payment->unsAdditionalInformation(self::PNREF);
+            $request->setData('currency', $payment->getOrder()->getBaseCurrencyCode());
         } elseif ($payment->getParentTransactionId()) {
             $request = $this->buildBasicRequest();
             $request->setOrigid($payment->getParentTransactionId());