Update ack-connect-route/README.md

Co-authored-by: ellisms <114107920+ellisms@users.noreply.github.com>

Author: manasvijain99

ack-connect-route/README.md

@@ -34,7 +34,7 @@ Important: this application uses various AWS services and there are costs associ
     * Enter the desired AWS Region
     * Allow SAM CLI to create IAM roles with the required permissions.
           
-         Once you have run guided mode once, you can use `sam deploy` in future to use these defaults.
+         After running guided mode once, you can use `sam deploy` in future to use these defaults.
 
 1. Note the outputs from the SAM deployment process. These contain the resource names and/or ARNs which are used for testing.