Hide voice rooms on mobile

src/app/components/VoiceRoomItem.svelte

@@ -5,7 +5,6 @@
   import VolumeLoud from "@assets/icons/volume-loud.svg?dataurl"
   import Icon from "@lib/components/Icon.svelte"
   import SecondaryNavItem from "@lib/components/SecondaryNavItem.svelte"
-  import {isMobileViewport} from "@lib/html"
   import ProfileCircle from "@app/components/ProfileCircle.svelte"
   import RoomName from "@app/components/RoomName.svelte"
   import {pushToast} from "@app/util/toast"
@@ -30,10 +29,6 @@
   let joinAbortController: AbortController | undefined
 
   const handleClick = async () => {
-    if (isMobileViewport()) {
-      pushToast({theme: "error", message: "Voice rooms are not yet supported on mobile."})
-      return
-    }
     if (isActive) {
       await leaveVoiceRoom()
       return