keep husky install instructions as is

README.md

@@ -63,7 +63,7 @@ To get the tools needed for local development, you can run:
 ```bash
 brew tap yoheimuta/protolint
 brew install yarn lerna direnv shellcheck protolint detect-secrets
-yarn add husky 
+yarn husky install
 ```
 
 We use [direnv](https://direnv.net/) to automatically set required environment variables when you enter this directory or its children. This will be used when running the application locally, or when using tools like the `aws` or `serverless` CLIs locally.