Log Message:
unicode-emoji: update to 14.0.

Upstream changes:

14.0:
 https://home.unicode.org/announcing-the-unicode-standard-version-14-0/
 https://unicode.org/emoji/charts-14.0/emoji-released.html

 37 emoji characters,
 including several new emoji for emotion and hand gestures (smileys, hands,
 animals and nature, food and drink, transport, and activities).