message: add url to dynamodb docs
diff: @@ -74,6 +74,7 @@ Wallet path: /Users/robinklemens/Documents/GitHub/blockchain-carbon-accounting/u
  ## Running AWS dynamodb locally
  +1. Setup credentials based on aws-config.js.template. Be sure to set AWS_REGION to "local" and AWS_ENDPOINT to "http://localdynamodb:8000".
  1. Start dynamodb:
  ```bash
  