Updated twemoji cdn for icon search index (#8093)

Updated twemoji docs

Author: kamilkrzyskow

docs/contributing/adding-translations.md

@@ -98,7 +98,7 @@ adding the shortcode for the country flag to this field. Go to our
     translations for a subdivision, please choose the most appropriate available
     flag.
 
-  [Twemoji]: https://github.com/twitter/twemoji
+  [Twemoji]: https://github.com/jdecked/twemoji
   [emoji search]: ../reference/icons-emojis.md#search
 
 > __Why this might be helpful__: adding a country flag next to the country name

docs/reference/icons-emojis.md

@@ -91,7 +91,7 @@ the shortcodes at [Emojipedia]:
 :smile:
 
 </div>
-  [Twemoji]: https://github.com/twitter/twemoji
+  [Twemoji]: https://github.com/jdecked/twemoji
   [Emojipedia]: https://emojipedia.org/twitter/
 
 ### Using icons

material/overrides/assets/javascripts/iconsearch_index.json

@@ -397,7 +397,7 @@ const index$ = zip(icons$, emojis$)
           data: Object.fromEntries(icons)
         },
         emojis: {
-          base: `${cdn}/twitter/twemoji/master/assets/svg/`,
+          base: `${cdn}/jdecked/twemoji/master/assets/svg/`,
           data: Object.fromEntries(emojis)
         }
       } as IconSearchIndex