Update Readme

Author: mjzone

README.md

@@ -65,7 +65,7 @@ All CLI options are optional:
 --migration               -m  After starting dynamodb local, run dynamodb migrations.
 ```
 
-All the above options can be added to serverless.yml to set default configuration: e.g
+All the above options can be added to s-project.json to set default configuration: e.g
 
 ```json
 "custom": {