docs: general updates and fixes (#13620)

www/apps/user-guide/app/price-lists/create/page.mdx

@@ -21,7 +21,7 @@ In this guide, you’ll learn how to create a price list.
 To create a price list:
 
 1. Go to Price Lists from the sidebar.
-2. Click the Create button at the top right.
+2. Click the Create button in the main section's header.
 
 This will open the form to create a price, which is made up of three steps: Details, Products, and Prices.