Add changes requested during CR

Author: diazwatson

app/code/Magento/Authorizenet/README.md

@@ -1,7 +1,6 @@
 # Magento_Authorizenet module
 
-The Magento_Authorizenet module is a part of the staging functionality in Magento EE. The module adds the “Configurations” tab and the configuration wizard to the Schedule Update form of a product. You can change the Configurable Product attributes in campaigns. These updates are shown on the campaign dashboard.
-
+The Magento_Authorizenet module is a part of the staging functionality in Magento Commerce. The module adds the “Configurations” tab and the configuration wizard to the Schedule Update form of a product. You can change the Configurable Product attributes in campaigns. These updates are shown on the campaign dashboard.
 ## Extensibility
 
 Extension developers can interact with the Magento_Authorizenet module. For more information about the Magento extension mechanism, see [Magento plug-ins](https://devdocs.magento.com/guides/v2.3/extension-dev-guide/plugins.html).
@@ -22,10 +21,10 @@ This module dispatches the following events:
 
 This module observes the following events:
 
- - `checkout_submit_all_after` event in `Magento\Authorizenet\Observer\SaveOrderAfterSubmitObserver` file.
- - `checkout_directpost_placeOrder` event in `Magento\Authorizenet\Observer\AddFieldsToResponseObserver` file.
+ - `checkout_submit_all_after` event in the `Magento\Authorizenet\Observer\SaveOrderAfterSubmitObserver` file.
+ - `checkout_directpost_placeOrder` event in the `Magento\Authorizenet\Observer\AddFieldsToResponseObserver` file.
 
-For information about an event in Magento 2, see [Events and observers](http://devdocs.magento.com/guides/v2.3/extension-dev-guide/events-and-observers.html#events).
+For information about events in Magento 2, see [Events and observers](http://devdocs.magento.com/guides/v2.3/extension-dev-guide/events-and-observers.html#events).
 
 ### Layouts