Upgrade React from `0bdb9206-20250818` to `03fda05d-20250820` (#82847)
[diff
facebook/react@0bdb9206...03fda05d](https://github.com/facebook/react/compare/0bdb9206...03fda05d)
<details>
<summary>React upstream changes</summary>
- https://github.com/facebook/react/pull/34237
- https://github.com/facebook/react/pull/34236
- https://github.com/facebook/react/pull/34234
- https://github.com/facebook/react/pull/34225
</details>