Update emoji set to Unicode 15 (#25595)

Update emoji set to Unicode 15 which was added upstream here:
github/gemoji@cb5c514

<img width="854" alt="Screenshot 2023-06-29 at 11 02 56 AM"
src="https://github.com/go-gitea/gitea/assets/1669571/7bfb663d-0804-4d23-a62d-f585a6783ca6">

---------

Co-authored-by: silverwind <[email protected]>

Author: mrsdizzie

.github/workflows/files-changed.yml

@@ -39,13 +39,15 @@ jobs:
             backend:
               - "**/*.go"
               - "templates/**/*.tmpl"
+              - "assets/emoji.json"
               - "go.mod"
               - "go.sum"
               - "Makefile"
 
             frontend:
               - "**/*.js"
               - "web_src/**"
+              - "assets/emoji.json"
               - "package.json"
               - "package-lock.json"
               - "Makefile"

assets/emoji.json

@@ -25,7 +25,7 @@ import (
 
 const (
 	gemojiURL         = "https://raw.githubusercontent.com/github/gemoji/master/db/emoji.json"
-	maxUnicodeVersion = 14
+	maxUnicodeVersion = 15
 )
 
 var flagOut = flag.String("o", "modules/emoji/emoji_data.go", "out")

build/generate-emoji.go

@@ -39,6 +39,10 @@ test('matchEmoji', () => {
   expect(matchEmoji('1st_')).toEqual([
     '1st_place_medal',
   ]);
+
+  expect(matchEmoji('jellyfis')).toEqual([
+    'jellyfish',
+  ]);
 });
 
 test('matchMention', () => {