Uniformize WebSocketMessageType

Change-Id: I26d0f193804773d5835413deb4f4e26d30ea711a
diff --git a/server/src/jamid/jamid.ts b/server/src/jamid/jamid.ts
index 15ff23c..7ca3ea2 100644
--- a/server/src/jamid/jamid.ts
+++ b/server/src/jamid/jamid.ts
@@ -538,7 +538,7 @@
         conversationId: signal.conversationId,
         isWriting: signal.status === 1,
       };
-      this.webSocketServer.send(signal.accountId, WebSocketMessageType.OnComposingStatusChanged, data);
+      this.webSocketServer.send(signal.accountId, WebSocketMessageType.ComposingStatus, data);
     });
   }
 }