CartFlows Pro 2.1.0

- Fix: Removed the non-used code and improved the security of the plugin.

- Fix: The Upsell/Downsell offer payments were getting failed for the official WooCommerce Stripe Payment Gateway.
- Fix: Product images were not getting displayed in your product section.
- Fix: Non-logged-in users were not able to continue to the next step of the multistep checkout.
- Fix: Upsell/Downsell offers were getting failed for WooCommerce Payments plugin.
- Fix: Main order status was getting stuck to pending payment for the Square payment gateway.

- New: Added the PayPal Payments For WooCommerce by Checkout Plugins support for the upsell and downsell.
- Improvement: Introduced a new filter called 'cartflows_display_offer_shipping_fee' that allows the user to control the visibility of offer steps shipping fee on the thank you page.
- Fix: Fixed an issue where the email field was not being properly inline-validated for the multi-step checkout layout.
- Fix: Fixed a problem where duplicate email fields were being displayed for the multi-step checkout in some cases.
- Fix: Resolved a conflict that occurred between the Place order button and the PayPal for WooCommerce payments plugin.
- Fix: Email field was not getting inline-validated properly for multi-step checkout layout.
- Fix: Showing duplicate email field for multi-step checkout in some cases.
- Fix: Place order button conflict with PayPal for WooCommerce by payments plugins.
- Fix: Some styling options for order bumps were not functioning properly when using the DIVI page builder.
- Fix: Upsell/Downsell page was not getting displayed in some cases, when the order is placed from A/B variation step.
- Fix: Upsell/Downsell payment getting failed for square payment gateway.