Revert the UTF-8 encoding in string sorting

[milaGGL]

The fix on string sorting is creating performance issue. Reverting the change back before a patch is added.

[changeset-bot]

🦋 Changeset detected

Latest commit: 1d42607

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 3 packages

Name	Type
@firebase/firestore	Patch
firebase	Patch
@firebase/firestore-compat	Patch

Not sure what this means? Click here to learn what changesets are.

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

[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: v6.1

[dconeybe]

drive-by comment: don't forget a changeset entry

[google-oss-bot]

Size Report ¹

Affected Products

• @firebase/firestore

  Type	Base (4e6a5c6)	Merge (90d4e77)	Diff
  browser	381 kB	380 kB	-334 B (-0.1%)
  main	589 kB	589 kB	-372 B (-0.1%)
  module	381 kB	380 kB	-334 B (-0.1%)
  react-native	381 kB	380 kB	-334 B (-0.1%)

• @firebase/firestore-lite

  Type	Base (4e6a5c6)	Merge (90d4e77)	Diff
  browser	112 kB	112 kB	-393 B (-0.4%)
  main	154 kB	154 kB	-421 B (-0.3%)
  module	112 kB	112 kB	-393 B (-0.4%)
  react-native	112 kB	112 kB	-393 B (-0.3%)

• bundle

  15 size changes

  Type	Base (4e6a5c6)	Merge (90d4e77)	Diff
  firestore (CSI Auto Indexing Disable and Delete)	271 kB	271 kB	-196 B (-0.1%)
  firestore (CSI Auto Indexing Enable)	271 kB	271 kB	-196 B (-0.1%)
  firestore (Persistence)	303 kB	302 kB	-159 B (-0.1%)
  firestore (Query Cursors)	250 kB	249 kB	-159 B (-0.1%)
  firestore (Query)	247 kB	247 kB	-159 B (-0.1%)
  firestore (Read data once)	235 kB	235 kB	-159 B (-0.1%)
  firestore (Read Write w Persistence)	327 kB	327 kB	-159 B (-0.0%)
  firestore (Realtime updates)	237 kB	237 kB	-159 B (-0.1%)
  firestore (Transaction)	214 kB	214 kB	-196 B (-0.1%)
  firestore (Write data)	214 kB	214 kB	-196 B (-0.1%)
  firestore-lite (Query Cursors)	103 kB	103 kB	-196 B (-0.2%)
  firestore-lite (Query)	99.4 kB	99.2 kB	-196 B (-0.2%)
  firestore-lite (Read data once)	74.8 kB	74.6 kB	-196 B (-0.3%)
  firestore-lite (Transaction)	100 kB	99.9 kB	-196 B (-0.2%)
  firestore-lite (Write data)	84.4 kB	84.2 kB	-196 B (-0.2%)

• firebase

  Type	Base (4e6a5c6)	Merge (90d4e77)	Diff
  firebase-compat.js	791 kB	791 kB	-154 B (-0.0%)
  firebase-firestore-compat.js	339 kB	338 kB	-154 B (-0.0%)
  firebase-firestore-lite.js	131 kB	130 kB	-393 B (-0.3%)
  firebase-firestore.js	439 kB	439 kB	-334 B (-0.1%)

Test Logs

• Base (4e6a5c6): https://github.com/firebase/firebase-js-sdk/actions/runs/13187328462
• Merge (90d4e77): https://github.com/firebase/firebase-js-sdk/actions/runs/13250180666

1. https://storage.googleapis.com/firebase-sdk-metric-reports/fY4AaW3G73.html

[google-oss-bot]

Size Analysis Report ¹

This report is too large (481,346 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 (4e6a5c6): https://github.com/firebase/firebase-js-sdk/actions/runs/13187328462
• Merge (90d4e77): https://github.com/firebase/firebase-js-sdk/actions/runs/13250180666

1. https://storage.googleapis.com/firebase-sdk-metric-reports/7zAvY33dIV.html

[dconeybe]

Another drive-by comment: Append Fixes #NNNN to allow interested parties to click through to the github issue and understand more context.