fix(clerk-js): Update existing SignUp object on SignUpContinue OAuth [backport]

[anagstef]

Description

This is a v4 backport of #3401

Checklist

• npm test runs as expected.
• npm run build runs as expected.
• (If applicable) JSDoc comments have been added or updated for any package exports
• (If applicable) Documentation has been updated

Type of change

• 🐛 Bug fix
• 🌟 New feature
• 🔨 Breaking change
• 📖 Refactoring / dependency upgrade / documentation
• other:

[changeset-bot]

🦋 Changeset detected

Latest commit: 77c9620

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

This PR includes changesets to release 3 packages

Name	Type
@clerk/clerk-js	Patch
@clerk/chrome-extension	Patch
@clerk/clerk-expo	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

[chanioxaris]

!snapshot

[clerk-cookie]

Hey @chanioxaris - the snapshot version command generated the following package versions:

Package	Version
@clerk/chrome-extension	0.7.7-snapshot.v77c9620
@clerk/clerk-js	4.73.7-snapshot.v77c9620
@clerk/clerk-expo	0.20.29-snapshot.v77c9620

Tip: Use the snippet copy button below to quickly install the required packages.
@clerk/chrome-extension

npm i @clerk/chrome-extension@0.7.7-snapshot.v77c9620 --save-exact

@clerk/clerk-js

npm i @clerk/clerk-js@4.73.7-snapshot.v77c9620 --save-exact

@clerk/clerk-expo

npm i @clerk/clerk-expo@0.20.29-snapshot.v77c9620 --save-exact