Google is testing showing a "latest deals" section in the search results that says "Deals added in the past 24 hours." So Google Search is pulling in fresh new deals that it found within the last day or so for this new search feature.
This was spotted by Khushal Bherwani who posted a screenshot of this on X - here is his screenshot:
Have you seen this?
Forum discussion at X.
Update: A few days later, Google announced this feature.