fix(core): update

test/test.ts

@@ -9,7 +9,7 @@ tap.test('should create a valid instance of SmartNetwork', async () => {
 });
 
 tap.test('should perform a speedtest', async () => {
-  let result = await testSmartNetwork.getSpeed();
+  const result = await testSmartNetwork.getSpeed();
   console.log(`Download speed for this instance is ${result.speeds.download}`);
   console.log(`Upload speed for this instance is ${result.speeds.upload}`);
 });