chore(deps): update dependency react-router-dom to v6.21.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
react-router-dom (source)	6.21.2 -> 6.21.3

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Release Notes

remix-run/react-router (react-router-dom)

### [`v6.21.3`](https://togithub.com/remix-run/react-router/blob/HEAD/packages/react-router-dom/CHANGELOG.md#6213) [Compare Source](https://togithub.com/remix-run/react-router/compare/react-router-dom@6.21.2...react-router-dom@6.21.3) ##### Patch Changes - Fix `NavLink` `isPending` when a `basename` is used ([#​11195](https://togithub.com/remix-run/react-router/pull/11195)) - Remove leftover `unstable_` prefix from `Blocker`/`BlockerFunction` types ([#​11187](https://togithub.com/remix-run/react-router/pull/11187)) - Updated dependencies: - `react-router@6.21.3`

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