Fixed typo in Auth0Provider docs (#725)

### Description

Fixed a typo in the documentation of Auth0Provider.

### Testing

- [ ] This change adds test coverage for new/changed/fixed functionality

### Checklist

- [x] I have added documentation for new/changed functionality in this
PR or in auth0.com/docs
- [ ] All active GitHub checks for tests, formatting, and security are
passing
- [x] The correct base branch is being used, if not the default branch

src/auth0-provider.tsx

@@ -125,7 +125,7 @@ const defaultOnRedirectCallback = (appState?: AppState): void => {
  * <Auth0Provider
  *   domain={domain}
  *   clientId={clientId}
- *   authorizationParams={{ redirect_uri: window.location.origin }}}>
+ *   authorizationParams={{ redirect_uri: window.location.origin }}>
  *   <MyApp />
  * </Auth0Provider>
  * ```