Always release @firebase/app

[Feiyang1]

Fixes #4235.

This is a complete fix by publishing @firebase/app in every release. It's a better solution than #4283 because it also works if people use scoped packages directly.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 24a68a8

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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[Feiyang1]

Tested locally. Is it possible to test the GHA before merging? @hsubox76

[google-oss-bot]

Binary Size Report

Affected SDKs

No changes between base commit (b49345d) and head commit (4508db0).

Test Logs

• Base (b49345d3): https://github.com/firebase/firebase-js-sdk/actions/runs/876739551
• Head (4508db07): https://github.com/firebase/firebase-js-sdk/actions/runs/876899381

[google-oss-bot]

Size Analysis Report

Affected Products

No changes between base commit (b49345d) and head commit (4508db0).

Test Logs

• Base (b49345d): https://github.com/firebase/firebase-js-sdk/actions/runs/876739551
• Head (4508db0): https://github.com/firebase/firebase-js-sdk/actions/runs/876899381