Update dependency firebase to v8.9.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
firebase (source, changelog)	8.7.1 -> 8.9.0

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Release Notes

firebase/firebase-js-sdk

### [`v8.9.0`](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.8.1...firebase@8.9.0) [Compare Source](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.8.1...firebase@8.9.0) ### [`v8.8.1`](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.8.0...firebase@8.8.1) [Compare Source](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.8.0...firebase@8.8.1) ### [`v8.8.0`](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.7.1...firebase@8.8.0) [Compare Source](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.7.1...firebase@8.8.0)

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Configuration

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