Update Testing notes

Add screenshots to the #5967 testing notes

Author: tarhi-saad

docs/testing/releases/740.md

@@ -43,15 +43,18 @@ Zip file for testing: [woocommerce-gutenberg-products-block.zip](https://github.
 
 ### Remove the ToggleButtonControl in favor of ToggleGroupControl. ([5967](https://github.com/woocommerce/woocommerce-gutenberg-products-block/pull/5967))
 
-1. Check out this branch and compile the changes
-2. Activate a **block theme**, like Twenty Twenty Two
-3. Create a new page, and add the following blocks:
+1. Activate a **block theme**, like Twenty Twenty Two
+2. Create a new page, and add the following blocks:
    - Active Filters
    - Attribute Filter
    - Price Filter
    - Product Categories
    - Reviews
-4. Ensure that options are using the new component and are working correctly
+3. Open each block settings and ensure that options are using the new component's design (toggle button) and are working correctly:
+
+|Before|After|
+|-|-|
+|![OLD](https://user-images.githubusercontent.com/905781/156161666-57c4baed-9d17-4c65-8fc8-4a8d2316dfde.jpg)|![new](https://user-images.githubusercontent.com/905781/156161720-b962056e-be7f-40ca-9173-52a72443b01a.jpg)|
 
 ## Feature Plugin