Bug 1572443 - [Protections Panel] Reduce font-weight of the "Why?" label in the "Not Blocking" section. r=timhuang

Differential Revision: https://phabricator.services.mozilla.com/D41209

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

browser/themes/shared/controlcenter/panel.inc.css

@@ -615,7 +615,6 @@ description#identity-popup-content-verifier,
   margin: 0;
   padding: 10px calc(10px + 1em);
   color: #737373;
-  font-weight: 600;
 }
 
 :root[lwt-popup-brighttext] #protections-popup-no-trackers-found-description,