Improve emoji suggestion sorting

Not sure why emoji suggestions were being sorted by the length of their
name... Reverting this means that exact matches are displayed at the
top again which is good.

extensions/emoji/js/src/forum/addComposerAutocomplete.js

@@ -131,9 +131,7 @@ export default function addComposerAutocomplete() {
                 emoji,
                 name: emojiMap[emoji][0],
                 code: getEmojiIconCode(emoji),
-              })).sort((a, b) => {
-                return a.name.length - b.name.length;
-              }).map(makeSuggestion);
+              })).map(makeSuggestion);
 
             if (suggestions.length) {
               dropdown.props.items = suggestions;