fix(deps): update dependency firebase-tools to ^7.16.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
firebase-tools	dependencies	minor	^7.15.1 -> ^7.16.1

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Release Notes

firebase/firebase-tools

v7.16.1

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• Fixes issue with context.auth.uid in callable Cloud Functions for Firebase (#​2057).
• Fixes issue with SELECT and MULTISELECT params in Extensions.

v7.16.0

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• Release Realtime Database Emulator v4.4.1: bugfix for unreleased feature.
• Fixes a bug when using firebase-tools to delete Cloud Firestore documents inside the Cloud Functions for Firebase emulator (#​2001).
• Fixes a bug where .runtimeconfig.json files were not properly detected (#​1836).
• Adds support for setting maxInstances in Cloud Functions for Firebase.
• Fixes a bug where rules were sometimes read as blank after a file save (#​1980).
• Fixes an issue where callable functions with authentication could not be emulated (#​1475).
• Adds an sdkConfig parameter to the results object of apps:sdkconfig requests for web apps.

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