Trorent API: Fix return type of 'has' method

api/torrent/src/IpcClient.ts

@@ -59,7 +59,7 @@ export class IpcClient<M extends Microservice = Microservice> extends IpcClientS
             console.error(response.error);
             throw new Error("Failed to check if a torrent exists");
         }
-        return <Boolean>response.data;
+        return <boolean>response.data;
     }
 
     /**