Hi Eric,
I believe it is not possible to customize this list. However, one workaround would be to add a emoji in the title.
Press "Windows logo key" + . (period). The emoji keyboard will appear.
Select an emoji with the mouse.
Note: this is a Windows only solution.
It would look like below:
.
Best regards,
------------------------------
Patrick Neveu
Collaboration Betters The World (CBTW)
IBM Champion
------------------------------