feat(external-links): add whitelist to bypass redirect page (#6548)

Signed-off-by: Tobias Dillig <tobias.dillig@frachtwerk.de>
Signed-off-by: Tobi <tldev-de@users.noreply.github.com>

lib/config/default.js

@@ -192,5 +192,6 @@ module.exports = {
   //    2nd appearance: "31-good-morning-my-friend---do-you-have-5-1"
   //    3rd appearance: "31-good-morning-my-friend---do-you-have-5-2"
   linkifyHeaderStyle: 'keep-case',
-  enableStatsApi: true
+  enableStatsApi: true,
+  externalLinkWhitelist: []
 }