chore(deps): update google-github-actions/auth digest to 0920706

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
google-github-actions/auth	action	digest	c4799db -> 0920706

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[changeset-bot]

⚠️ No Changeset found

Latest commit: 91a1225

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[google-oss-bot]

Size Report ¹

Affected Products

No changes between base commit (30de503) and merge commit (45071a0).

Test Logs

• Base (30de503): https://github.com/firebase/firebase-js-sdk/actions/runs/15355427744
• Merge (45071a0): https://github.com/firebase/firebase-js-sdk/actions/runs/15395805485

1. https://storage.googleapis.com/firebase-sdk-metric-reports/nWZazVKpeh.html

[google-oss-bot]

Size Analysis Report ¹

Affected Products

No changes between base commit (30de503) and merge commit (45071a0).

Test Logs

• Base (30de503): https://github.com/firebase/firebase-js-sdk/actions/runs/15355427744
• Merge (45071a0): https://github.com/firebase/firebase-js-sdk/actions/runs/15395805485

1. https://storage.googleapis.com/firebase-sdk-metric-reports/ErWXwSS9kq.html

[github-actions]

Vertex AI Mock Responses Check ⚠️

A newer major version of the mock responses for Vertex AI unit tests is available. update_vertexai_responses.sh should be updated to clone the latest version of the responses: v13.0