Add firefox cross browser test to select packages

[dwyfrequency]

Add Firefox browser to karma and create github action to run tests across Chrome and Firefox select packages. Packages:

• Analytics
• App
• App Check
• Database

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 8ea2e233e15c5e7b2ccce134c19234b8373b92c2

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.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[google-oss-bot]

Size Report ¹

Affected Products

• @firebase/firestore

  Type	Base (1703bb3)	Merge (a558b28)	Diff
  browser	262 kB	264 kB	+1.43 kB (+0.5%)
  esm5	325 kB	327 kB	+1.66 kB (+0.5%)
  main	522 kB	525 kB	+2.92 kB (+0.6%)
  module	262 kB	264 kB	+1.43 kB (+0.5%)
  react-native	262 kB	264 kB	+1.43 kB (+0.5%)

• bundle

  Type	Base (1703bb3)	Merge (a558b28)	Diff
  firestore (Persistence)	273 kB	274 kB	+408 B (+0.1%)
  firestore (Query Cursors)	210 kB	211 kB	+397 B (+0.2%)
  firestore (Query)	211 kB	212 kB	+397 B (+0.2%)
  firestore (Read data once)	200 kB	200 kB	+397 B (+0.2%)
  firestore (Realtime updates)	202 kB	202 kB	+397 B (+0.2%)
  firestore (Transaction)	184 kB	184 kB	+408 B (+0.2%)
  firestore (Write data)	183 kB	184 kB	+408 B (+0.2%)

• firebase

  14 size changes

  Type	Base (1703bb3)	Merge (a558b28)	Diff
  firebase-analytics.js	115 kB	115 kB	-86 B (-0.1%)
  firebase-app-check.js	91.0 kB	90.9 kB	-129 B (-0.1%)
  firebase-app.js	87.6 kB	87.4 kB	-172 B (-0.2%)
  firebase-auth-react-native.js	498 kB	498 kB	-219 B (-0.0%)
  firebase-auth.js	418 kB	418 kB	-262 B (-0.1%)
  firebase-compat.js	794 kB	794 kB	+405 B (+0.1%)
  firebase-database.js	606 kB	606 kB	-137 B (-0.0%)
  firebase-firestore-compat.js	314 kB	314 kB	+405 B (+0.1%)
  firebase-firestore-lite.js	267 kB	267 kB	-172 B (-0.1%)
  firebase-firestore.js	845 kB	851 kB	+6.29 kB (+0.7%)
  firebase-functions.js	32.1 kB	32.0 kB	-43 B (-0.1%)
  firebase-installations.js	59.7 kB	59.6 kB	-86 B (-0.1%)
  firebase-performance.js	123 kB	123 kB	-86 B (-0.1%)
  firebase-remote-config.js	113 kB	113 kB	-43 B (-0.0%)

Test Logs

• Base (1703bb3): https://github.com/firebase/firebase-js-sdk/actions/runs/2699298446
• Merge (a558b28): https://github.com/firebase/firebase-js-sdk/actions/runs/2749198718

1. https://storage.googleapis.com/firebase-sdk-metric-reports/oWFK8rZnv1.html

[google-oss-bot]

Size Analysis Report ¹

This report is too large (612,751 characters) to be displayed here in a GitHub comment. Please use the below link to see the full report on Google Cloud Storage.

Test Logs

• Base (1703bb3): https://github.com/firebase/firebase-js-sdk/actions/runs/2699298446
• Merge (a558b28): https://github.com/firebase/firebase-js-sdk/actions/runs/2749198718

1. https://storage.googleapis.com/firebase-sdk-metric-reports/kbVH0sKtsF.html