Update README.md

Author: agordn52

README.md

@@ -35,7 +35,7 @@ import 'package:woosignal/woosignal.dart';
 _getProducts() async {
 
         // Step 1 - Initialize WooSignal
-        WooSignal wooSignal = await WooSignal.instance.init(appKey: "your app key");
+        await WooSignal.instance.init(appKey: "your app key");
 
         // Step 2 - Call an API
         List<Product> products = await WooSignal.instance.getProducts();
@@ -215,4 +215,4 @@ _getProducts() async {
 [See Setting options API](https://woosignal.com/docs/api/1.0/setting-options)
 
 
-Disclaimer: This plugin is not affiliated with or supported by Automattic, Inc. All logos and trademarks are the property of their respective owners.
+Disclaimer: This plugin is not affiliated with or supported by Automattic, Inc. All logos and trademarks are the property of their respective owners.