[quick_actions] example fix (#3745)

Author: danielroek

packages/quick_actions/quick_actions/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.5.0+1
+
+* Updated example app implementation. 
+
 ## 0.5.0
 
 * Migrate to null safety.

packages/quick_actions/quick_actions/example/lib/main.dart

@@ -32,7 +32,7 @@ class MyHomePage extends StatefulWidget {
 }
 
 class _MyHomePageState extends State<MyHomePage> {
-  String shortcut = "no action set";
+  String shortcut = 'no action set';
 
   @override
   void initState() {
@@ -63,7 +63,9 @@ class _MyHomePageState extends State<MyHomePage> {
           icon: 'ic_launcher'),
     ]).then((value) {
       setState(() {
-        shortcut = "actions ready";
+        if (shortcut == 'no action set') {
+          shortcut = 'actions ready';
+        }
       });
     });
   }

packages/quick_actions/quick_actions/pubspec.yaml

@@ -2,7 +2,7 @@ name: quick_actions
 description: Flutter plugin for creating shortcuts on home screen, also known as
   Quick Actions on iOS and App Shortcuts on Android.
 homepage: https://github.com/flutter/plugins/tree/master/packages/quick_actions
-version: 0.5.0
+version: 0.5.0+1
 
 flutter:
   plugin: