Emoji: Upgrade Twemoji to 12.1.3.

This point release does not add any images and only slightly modifies a few images without changing their meanings. Because of this, the same CDN location can be used and has been updated.

Merges [46665] to the 5.3 branch.

Reviewed by desrosj, SergeyBiryukov.
Props matstars, desrosj, Otto42, pento.
Fixes #48293.
Built from https://develop.svn.wordpress.org/branches/5.3@46667


git-svn-id: http://core.svn.wordpress.org/branches/5.3@46467 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/twemoji.js

@@ -5,7 +5,7 @@ var twemoji = (function (
   */
 
   // WARNING:   this file is generated automatically via
-  //            `node 2/scripts/generate`
+  //            `node scripts/generate`
   //            please update its `createTwemoji` function
   //            at the bottom of the same file instead.
 
@@ -24,7 +24,7 @@ var twemoji = (function (
     /////////////////////////
 
       // default assets url, by default will be Twitter Inc. CDN
-      base: 'https://twemoji.maxcdn.com/v/12.1.2/',
+      base: 'https://twemoji.maxcdn.com/v/12.1.3/',
 
       // default assets file extensions, by default '.png'
       ext: '.png',

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-RC3-46666';
+$wp_version = '5.3-RC3-46667';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.