[in_app_purchase] Fix CHANGELOG for 0.2.0. (#4517)

diff --git a/packages/in_app_purchase/in_app_purchase_ios/CHANGELOG.md b/packages/in_app_purchase/in_app_purchase_ios/CHANGELOG.md
index b1e40be..b70e152 100644
--- a/packages/in_app_purchase/in_app_purchase_ios/CHANGELOG.md
+++ b/packages/in_app_purchase/in_app_purchase_ios/CHANGELOG.md
@@ -1,7 +1,12 @@
+## 0.2.0+1
+
+* Fixes CHANGELOG for 0.2.0 (added missing information regarding the implementation of promotional offers).
+
 ## 0.2.0
 
 * BREAKING CHANGE : Refactor to handle new `PurchaseStatus` named `canceled`. This means developers
-  can distinguish between an error and user cancellation.
+  can distinguish between an error and user cancellation;
+* Adds support for promotional offers on the store_kit_wrappers Dart API.
 
 ## 0.1.4
 
diff --git a/packages/in_app_purchase/in_app_purchase_ios/pubspec.yaml b/packages/in_app_purchase/in_app_purchase_ios/pubspec.yaml
index 5129f5e..3581f39 100644
--- a/packages/in_app_purchase/in_app_purchase_ios/pubspec.yaml
+++ b/packages/in_app_purchase/in_app_purchase_ios/pubspec.yaml
@@ -2,7 +2,7 @@
 description: An implementation for the iOS platform of the Flutter `in_app_purchase` plugin. This uses the iOS StoreKit Framework.
 repository: https://github.com/flutter/plugins/tree/master/packages/in_app_purchase/in_app_purchase_ios
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+in_app_purchase%22
-version: 0.2.0
+version: 0.2.0+1
 
 environment:
   sdk: ">=2.14.0 <3.0.0"