message: contracts-bedrock: update readme
diff: The repo currently uses solidity tests (run with Forge). The project uses the default hardhat directory structure, and all build/test steps should be run using the yarn scripts to ensure
  the correct options are set.
  -Install node modules with yarn (v1), and Node.js (14+).
  +Install node modules with yarn (v1), and Node.js (16+).
  ```shell
  yarn
  @@ -27,6 +27,8 @@ Then the full test suite can be executed via `yarn`:
  yarn test
  ```
  +The differential tests require typescript to be compiled to javascript.
  +
  ## Deployment
  Create a file that corresponds to the network name in the `deploy-config`
  