use headphones icon for huddles

js/src/features/particles/particle-list-view.tsx

@@ -10,7 +10,7 @@ import {
   CircleCheck,
   StickyNote,
   Timer,
-  Phone,
+  Headphones,
   type LucideIcon,
 } from "lucide-react";
 import { cn } from "@/lib/utils";
@@ -197,7 +197,7 @@ function StreamRow({
           <div className="flex shrink-0 items-center gap-1.5">
             {hasActiveHuddle && (
               <span className="flex items-center gap-1 rounded-full bg-red-500/15 px-1.5 py-0.5">
-                <Phone className="size-3 text-red-400" />
+                <Headphones className="size-3 text-red-400" />
                 <span className="text-[10px] font-medium text-red-400">{huddleCount}</span>
               </span>
             )}