Apply suggestions from code review

Author: mjang

content/includes/nginx-one/add-file/edit-config-tip.md

@@ -2,8 +2,8 @@
 docs:
 ---
 
-From this window, select the file of your choice. If you want to delete this
-file, Select **Edit Configuration** and select the Trash icon.
+From this window, select the file of your choice. The UI provides options, such as one to delete this
+file.
 
 If this was a mistake, a revert button appears. But do not wait. As noted in
 one of the UI messages, "This action cannot be undone once you publish the

content/includes/nginx-one/add-file/new-ssl-bundle.md

@@ -26,7 +26,7 @@ Select **Save and Continue**. You're taken to another screen where you can speci
 - **Key File Path**
   - Enter the full path to your certificate key, such as
     - /etc/nginx/server.key
-  - If you're using a `.pem` file, you won't have a separate key.
+  - If you're using a `.pem` file with private key information, you won't have a separate key file.
 
 With the **Add Item** button, you can add the file to additional directories.