fixed back redirect for view order from edit customer

Author: ravi-chandra3197

app/code/Magento/Customer/Block/Adminhtml/Edit/Tab/Orders.php

@@ -160,7 +160,7 @@ protected function _prepareColumns()
      */
     public function getRowUrl($row)
     {
-        return $this->getUrl('sales/order/view', ['order_id' => $row->getId()]);
+        return $this->getUrl('sales/order/view', ['order_id' => $row->getId(), 'customer_id' =>  $this->getRequest()->getParam('id')]);
     }
 
     /**

app/code/Magento/Sales/Block/Adminhtml/Order/View.php

@@ -449,6 +449,9 @@ protected function _isAllowedAction($resourceId)
      */
     public function getBackUrl()
     {
+        if($this->getRequest()->getParam('customer_id')) {
+            return $this->getUrl('customer/index/edit', ['id'=> $this->getRequest()->getParam('customer_id')]);
+        }
         if ($this->getOrder() && $this->getOrder()->getBackUrl()) {
             return $this->getOrder()->getBackUrl();
         }