Update README.md

Author: MinaSamir11

README.md

@@ -291,7 +291,7 @@ In-app reviews only work on the following devices:
 
 - In-app reviews require your app to be published in Play Store. However, you can test your integration without publishing your app to production using either internal test tracks or internal app sharing.
 
-# Please Note, To test your integration using the App Gallery Store
+# Please Note, To test your integration using the App Gallery
 - If your app has been released on AppGallery, you need to release an open testing version for it and then perform the testing.
 - If your app has not been released on AppGallery, you need to release an open testing version for it and then perform the testing. Otherwise, app authentication will fail.