refactor: restore dnslink redirect to local gateway

We don't want to change the user experience people are used to.
(LINK TO MEETING NOTES WHERE THIS WAS DECIDED WILL LAND HERE)

Author: lidel

add-on/src/lib/options.js

@@ -18,7 +18,7 @@ exports.optionDefaults = Object.freeze({
   linkify: false,
   dnslinkPolicy: 'best-effort',
   dnslinkDataPreload: true,
-  dnslinkRedirect: false,
+  dnslinkRedirect: true,
   recoverFailedHttpRequests: true,
   detectIpfsPathHeader: true,
   preloadAtPublicGateway: true,