Emoji: The regex for checking if the current glyph is a flag was checking the incorrect byte range, which was causing the South Korean flag to not be replaced in Firefox.

git-svn-id: https://develop.svn.wordpress.org/trunk@31869 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/js/wp-emoji.js

@@ -147,7 +147,7 @@
 					}
 
 					if ( ! supportsFlagEmoji && supportsEmoji &&
-						! /^1f1(?:e[6-9a-f]|f[1-9a-f])-1f1(?:e[6-9a-f]|f[1-9a-f])$/.test( icon ) ) {
+						! /^1f1(?:e[6-9a-f]|f[0-9a-f])-1f1(?:e[6-9a-f]|f[0-9a-f])$/.test( icon ) ) {
 
 						return false;
 					}