Move license header to top of file.

Author: mvanbeusekom

packages/in_app_purchase/in_app_purchase_android/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 * Introduced the `SkuDetailsWrapper.introductoryPriceAmountMicros` field of the correct type (`int`) and deprecated the `SkuDetailsWrapper.introductoryPriceMicros` field.
 
+## 0.1.4+7
+
+* Ensure that the `SkuDetailsWrapper.introductoryPriceMicros` is populated correctly.
+
 ## 0.1.4+6
 
 * Ensure that purchases correctly indicate whether they are acknowledged or not. The `PurchaseDetails.pendingCompletePurchase` field now correctly indicates if the purchase still needs to be completed.

packages/in_app_purchase/in_app_purchase_android/test/billing_client_wrappers/sku_details_wrapper_deprecated_test.dart

@@ -1,5 +1,3 @@
-import 'package:flutter_test/flutter_test.dart';
-import 'package:in_app_purchase_android/billing_client_wrappers.dart';
 // Copyright 2013 The Flutter Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
@@ -8,6 +6,9 @@ import 'package:in_app_purchase_android/billing_client_wrappers.dart';
 //                     `SkuDetailsWrapper.introductoryPriceMicros` field is
 //                     removed.
 
+import 'package:flutter_test/flutter_test.dart';
+import 'package:in_app_purchase_android/billing_client_wrappers.dart';
+
 void main() {
   test(
       'Deprecated `introductoryPriceMicros` field reflects parameter from constructor',