Emoji shortcode showing on profile and posts page title

**Describe the bug**
The emoji shortcode shows on the profile and posts page title.

**To Reproduce**
Just go to a user with a custom emoji after its name profile, or click/tap on an user with custom emoji after its name post. It will show like so:


**Expected behavior**
I would expect no custom emoji name (nor emoji) to show on title. Perhaps strip it all together from title?

**Screenshots**
See above.

**Desktop (please complete the following information):**
- Linux, Gnome
- Chrome
- 24.04

This should happen on any browser, any platform.