Bug 1590755 - Enable the new certificate viewer everywhere. r=carolina.jimenez.g

Differential Revision: https://phabricator.services.mozilla.com/D50575

--HG--
extra : moz-landing-system : lando

browser/app/profile/firefox.js

@@ -996,11 +996,8 @@ pref("security.certerrors.permanentOverride", true);
 pref("security.certerrors.mitm.priming.enabled", true);
 pref("security.certerrors.mitm.priming.endpoint", "https://mitmdetection.services.mozilla.com/");
 pref("security.certerrors.mitm.auto_enable_enterprise_roots", true);
-#ifdef NIGHTLY_BUILD
+
 pref("security.aboutcertificate.enabled", true);
-#else
-pref("security.aboutcertificate.enabled", false);
-#endif
 
 // Whether to start the private browsing mode at application startup
 pref("browser.privatebrowsing.autostart", false);