Update README.md

README.md

@@ -15,7 +15,7 @@ To learn how to contribute to the MetaMask codebase, visit our [Contributor Docs
 To learn how to contribute to the MetaMask Extension project itself, visit our [Extension Docs](https://github.com/MetaMask/metamask-extension/tree/develop/docs).
 
 ## GitHub Codespaces quickstart
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 As an alternative to building on your local machine, there is a new option to get a development environment up and running in less than 5 minutes by using GitHub Codespaces. Please note that there is a [Limited Free Monthly Quota](https://docs.github.com/en/billing/managing-billing-for-github-codespaces/about-billing-for-github-codespaces), and after that GitHub will start charging you.
 
 _Note: You are billed for both time spent running, and for storage used_