fix: don't pass custom props to motion.div

[TkDodo]

From the emotion docs:

By default, Emotion passes all props (except for theme) to custom components and only props that are valid html attributes for string tags.

motion.div is a custom component, so the displayTime ends up in the dom, yielding this warning:

This PR ensures we don’t forward displayType, as it’s only used to do custom styling inside the styled component.