It’s been confirmed by Google (with Search Engine Land) that they have brought the ability for emojis to be displayed in in the search results listing page.
It appears that Google has had a a change of heart. Now it seems they want them to show up for queries related to emojis.
A spokesperson from Google has said that they added it back when emojis are relevant. “We have added a feature to our snippets to feature emojis where relevant, useful and fun,” Google told Search Engine Land. “You’ll see them crop up across various snippets moving forward,” Google said.
So if you search in Google for emojis, Google will show emojis. As an example, I did a search for