feat: update readme

Author: LukeWlodarczyk

README.md

@@ -48,6 +48,7 @@ export default function App() {
 | onCompleted | `function` | `() => {}` | false    | Function called when the code is completed                |
 | placeholder | `string`   | `·`        | false    | String rendered in each item when no value has been typed |
 | value       | `string`   | `() => {}` | false    | Control internal input value                              |
+| type       | `text or password`   | `text` | false    | Control input type                              |
 
 ### CSS Properties