AskUserQuestion: "Other" text field content remains after submission

Description

After submitting an AskUserQuestion with the "Other" (free-text) option, the text entered by the user remains visible in the textarea even after the response is confirmed.

Steps to reproduce

1. Trigger an AskUserQuestion with at least one question
2. Select "Other" and type custom text
3. Submit the response
4. Observe that the typed text remains in the textarea after submission

Expected behavior

The textarea should be cleared (or the entire widget dismissed) after submission.

Environment

• Claude Code (latest)
• Reported: 2026-07-10