Merge branch 'chore/getting-started-react-ts' of https://github.com/n…

…adetastic/docs into chore/getting-started-react-ts

src/pages/[platform]/build-a-backend/auth/add-social-provider/index.mdx

@@ -907,7 +907,7 @@ function App() {
 
 ### Custom Providers
 
-When using custom providers that are not provided by default in Cognito, you can pass an object to the `provider` object with the name of your custom provider.
+When using custom providers that are not provided by default in Cognito, you can pass an object to the `provider` parameter with the name of your custom provider.
 
 ```javascript
 import { signInWithRedirect } from 'aws-amplify/auth';