Bump firebase from 7.24.0 to 9.9.3

[dependabot[bot]]

Bumps firebase from 7.24.0 to 9.9.3.

Commits

• 47895fe Version Packages (#6539)
• ee79447 Merge master into release
• dcfebe8 Remove all references to @firebase/polyfill from repo (#6543)
• 505cb26 Merge master into release
• 9f1e3c6 Revert "Updated type of action parameter for DataSnapshot#forEach" (#6536)
• 3f6a4d2 Merge master into release
• b6c231a Run prettier on Auth (#6529)
• fcd4b8a Fixed faulty transaction bug (#6508)
• 6f4ba25 Add IanWyszynski as codeowner for firebase-database (#6535)
• dc7574e Add Firefox testing to Auth (#6522)
• Additional commits viewable in compare view

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