[Glitch] Rewrite emoji_unicode_mapping_light to TS

Port 9482810703 to glitch-soc

Co-authored-by: taichi.fukuda ひ <taichi.fukuda@systemi.co.jp>
Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/components/autosuggest_emoji.jsx

@@ -1,7 +1,7 @@
 import PropTypes from 'prop-types';
 import { PureComponent } from 'react';
 
-import unicodeMapping from 'flavours/glitch/features/emoji/emoji_unicode_mapping_light';
+import { unicodeMapping } from 'flavours/glitch/features/emoji/emoji_unicode_mapping_light';
 import { assetHost } from 'flavours/glitch/utils/config';
 
 export default class AutosuggestEmoji extends PureComponent {