AC-13520: Transaction Authorization Not Displayed in Transaction Tab After PayPal Smart Button Order

Updated `sales_payment_transaction` table `_beforeSave` method. Removed force setting authorization transaction type to capture.

Author: sumesh-GL

app/code/Magento/Paypal/Test/Mftf/Test/PlaceOrderUsingPaypalExpressWithPaymentActionOrderTest.xml

@@ -17,7 +17,6 @@
             <testCaseId value="AC-6159"/>
             <group value="3rd_party_integration"/>
             <group value="paypalExpress"/>
-            <group value="pr_exclude"/>
         </annotations>
         <before>
             <createData entity="SimpleProduct" stepKey="simpleProduct"/>

app/code/Magento/Paypal/Test/Mftf/Test/StorefrontLoginForPaypalExpressCheckoutWithSmartButtonProductPageTest.xml

@@ -17,7 +17,6 @@
             <severity value="CRITICAL"/>
             <testCaseId value="AC-6137"/>
             <group value="3rd_party_integration"/>
-            <group value="pr_exclude"/>
         </annotations>
         <before>
             <createData entity="SimpleProduct" stepKey="simpleProduct"/>

app/code/Magento/Sales/Model/ResourceModel/Order/Payment/Transaction.php

@@ -152,7 +152,6 @@ protected function _beforeSave(\Magento\Framework\Model\AbstractModel $transacti
             $parentId = (int)$this->_lookupByTxnId($orderId, $paymentId, $parentTxnId, $idFieldName);
             if ($parentId && $txnType == 'authorization') {
                 $transaction->setData('parent_id', $parentId);
-                $transaction->setData('txn_type', \Magento\Sales\Model\Order\Payment\Transaction::TYPE_CAPTURE);
             }
         } else {
             $result = $this->getParentId($orderId);