[CI] Reduce executions by removing on: push for two workflows

[DellaBitta]

Discussion

• Removes push trigger for test-changed-auth which was added in error when debugging that workflow in [Auth CI] Log warning if chrome version has changed #7872.
• Changes test-all worklfow to run only on pull requests. This workflow was previously triggered on branch pushes.

Testing

CI execution.

API Changes

None.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 830e8f2

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[google-oss-bot]

Size Report ¹

Affected Products

No changes between base commit (52d6266) and merge commit (d29ba59).

Test Logs

• Base (52d6266): https://github.com/firebase/firebase-js-sdk/actions/runs/9212555243
• Merge (d29ba59): https://github.com/firebase/firebase-js-sdk/actions/runs/9214252949

1. https://storage.googleapis.com/firebase-sdk-metric-reports/zLCoGgP2P4.html

[hsubox76]

Thanks!

[google-oss-bot]

Size Analysis Report ¹

Affected Products

No changes between base commit (52d6266) and merge commit (d29ba59).

Test Logs

• Base (52d6266): https://github.com/firebase/firebase-js-sdk/actions/runs/9212555243
• Merge (d29ba59): https://github.com/firebase/firebase-js-sdk/actions/runs/9214252949

1. https://storage.googleapis.com/firebase-sdk-metric-reports/ELhsU96Qc3.html