Update products.product.volume_pricing.price_at_each to products.product.volume_pricing.price_at_each_html

[veken1199]

PR Summary:

We are updating products.product.volume_pricing.price_at_each to products.product.volume_pricing.price_at_each_html

Why are these changes introduced?

We would like to make sure that currency html settings that respected and not escaped during the translation.

What approach did you take?

we added _html prefix to products.product.volume_pricing.price_at_each. We also kept products.product.volume_pricing.price_at_each for backward compatibility. I will check the team to see if that is needed cc @tyleralsbury

Checklist

• Added PR summary for release notes
• Requested review from UX (Only for changes that are affecting the experience or perceivable visual details)
• Created a ticket for the help.shopify.com documentation team about updates to theme settings. (Internal-only task)
• Followed theme code principles
• Linted with Theme Check
• Tested on mobile
• Tested on multiple browsers
• Tested for accessibility

[ludoboludo]

Looks good, just need to request translations now so it can be updated across the board.