Update dependency @stripe/react-stripe-js to v2.9.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@stripe/react-stripe-js	2.8.1 -> 2.9.0

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Release Notes

stripe/react-stripe-js (@​stripe/react-stripe-js)

### [`v2.9.0`](https://redirect.github.com/stripe/react-stripe-js/releases/tag/v2.9.0) [Compare Source](https://redirect.github.com/stripe/react-stripe-js/compare/v2.8.1...v2.9.0) ##### New features - Add currency selector element support ([#​539](https://redirect.github.com/stripe/react-stripe-js/issues/539)) - Add onLineItemsChange option to EmbeddedCheckoutProvider ([#​536](https://redirect.github.com/stripe/react-stripe-js/issues/536))

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Configuration

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🚦 Automerge: Enabled.

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🔕 Ignore: Close this PR and you won't be reminded about this update again.

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[github-actions[bot]]

Code Coverage Report: Only Changed Files listed

Package	Coverage
Overall Coverage	🟢 85%

Minimum allowed coverage is 0%, this run produced 85%