[Console] fixes unparsed StringInput tokens

`StringInput` instances call `setToken` after constructor, `parse` method is called in constructor, so `StringInput` tokens where never parsed.

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #6749