fix(deps): update dependency firebase-functions to v7

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
firebase-functions	^6.6.0 → ^7.0.5

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Release Notes

firebase/firebase-functions (firebase-functions)

v7.0.5

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• Fixed issue with missing dependency on graphql. (#​1795)
• Internal improvements (#​1800)

v7.0.4

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v7.0.3

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• Internal improvements.

v7.0.2

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• Export param types (SecretParam, StringParam, etc.) from firebase-functions/params for type annotations. (#​1789)
• Remove attemptDeadlineSeconds in v2 scheduled functions. (#​1776)
• Allow JsonSecretParam in function secrets option arrays. (#​1788)

v7.0.1

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• Fix "Dual-Package Hazard" for parameterized configuration in ESM projects. (#​1780)

v7.0.0

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• BREAKING: Drop support for Node.js 16. Minimum supported version is now Node.js 18. (#​1747)
• BREAKING: Remove deprecated functions.config() API. Use params module for environment variables instead. (#​1748)
• BREAKING: Upgrade to TypeScript v5 and target ES2022. (#​1746)
• BREAKING: Unhandled errors in async onRequest handlers in the Emulator now return a 500 error immediately. (#​1755)
• Add support for ESM (ECMAScript Modules) alongside CommonJS. (#​1750)
• Add onMutationExecuted() trigger for Firebase Data Connect. (#​1727)
• BREAKING: Rename v1 Event to LegacyEvent to avoid api-extractor conflict. (#​1767)

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