Update README.md

Author: davidcruzcs

README.md

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 # Logto Swift SDKs
 
-The monorepo for [Logto](https://github.com/logto-io) SDKs and social plugins written in Swift. heck out our [docs](https://docs.logto.io/sdk/swift/) for more information.
+The monorepo for [Logto](https://github.com/logto-io) SDKs and social plugins written in Swift. Check out our [docs](https://docs.logto.io/sdk/swift/) for more information.
 
 ## Installation