Add icon for receiver deviceclass (#14158)

src/common/entity/domain_icon.ts

@@ -25,6 +25,8 @@ import {
   mdiPackageUp,
   mdiPowerPlug,
   mdiPowerPlugOff,
+  mdiAudioVideo,
+  mdiAudioVideoOff,
   mdiRestart,
   mdiSpeaker,
   mdiSpeakerOff,
@@ -159,6 +161,13 @@ export const domainIconWithoutDefault = (
             default:
               return mdiTelevision;
           }
+        case "receiver":
+          switch (compareState) {
+            case "off":
+              return mdiAudioVideoOff;
+            default:
+              return mdiAudioVideo;
+          }
         default:
           switch (compareState) {
             case "playing":