Magento 2.3.3 extra slash added on image URL if image path get from external server

After successfully completed data migration, extra slash added on image url if image get from other server.

Note :

If url like this -> magento1.com/media/catalog/product/2/9/29594114-1.jpg instead of magento1.com/media/catalog/product\cache\f2b44f5a43f5823dafd935ad802e62ad/2/9/29594114-1.jpg image visible.