remove Analytics.record() from code snippet (aws-amplify#3728)

Author: chrisbonifacio

src/fragments/lib/analytics/js/getting-started.mdx

@@ -41,7 +41,6 @@ Import and load the configuration file in your app. It's recommended you add the
 import Amplify, { Analytics } from 'aws-amplify';
 import awsconfig from './aws-exports';
 Amplify.configure(awsconfig);
-Analytics.record();
 ```
 
 User session data is automatically collected unless you disabled analytics. To see the results visit the [Amazon Pinpoint console](https://console.aws.amazon.com/pinpoint/home/).