Update Emoji dataset to Unicode 14 (#22342) (#22343)

Backport of #22342 to release/v1.18 as requested
2023-01-04 13:45:18 -05:00 · 2023-01-04 13:45:18 -05:00 · adc0bcaebb
--- a/assets/emoji.json
+++ b/assets/emoji.json
--- a/build/generate-emoji.go
+++ b/build/generate-emoji.go
@ -26,7 +26,7 @@ import (

 const (
 	gemojiURL         = "https://raw.githubusercontent.com/github/gemoji/master/db/emoji.json"
-	maxUnicodeVersion = 12
+	maxUnicodeVersion = 14
 )

 var flagOut = flag.String("o", "modules/emoji/emoji_data.go", "out")
--- a/modules/emoji/emoji_data.go
+++ b/modules/emoji/emoji_data.go