[Bug/All] no sticker preview

[TheGeekno72]

Describe the bug
when clicking on an emote, you get a preview of what it is

when clicking on a sticker, you get none of that but the sticker name

To Reproduce
Steps to reproduce the behavior:

1. Go in any chat
2. Click on any sticker
3. See error

Expected behavior
when clicking on a sticker, have the same preview an emote would get

[MathMan05]

This relies on an API spacebar does not currently implement. I will implement it soon

[MathMan05]

spacebarchat/server#1571