add missing hosts to icon proxy allowlist

Icons from camo.githubusercontent.com, Mozilla CDN, Brave, and
Google Play were returning 403 due to missing allowlist entries,
causing repeated uncached requests on every page load.

Author: gavdevs

src/routes/-worker-entry.ts

@@ -245,9 +245,13 @@ const ALLOWED_ICON_HOSTS = [
 	"apt.izzysoft.de",
 	"github.com",
 	"raw.githubusercontent.com",
+	"camo.githubusercontent.com",
 	"gitlab.com",
 	"codeberg.org",
 	"avatars.githubusercontent.com",
+	"assets-prod.sumo.prod.webservices.mozgcp.net",
+	"brave.com",
+	"play-lh.googleusercontent.com",
 ];
 
 const ICON_CACHE_SECONDS = 7 * 24 * 60 * 60; // 7 days