add documentation on now to track useStore

[czuma]

What is it?

• [ ] Feature / enhancement
• [ ] Bug
• [ x ] Docs / tests / types / typos
• [ ] Infra

Description

this add documentation on a case you want to track useStore and act when some of it's internal values change. This is added because the anonymous function expresed don't work and you need to provide the track function the object directly. more info here https://discord.com/channels/842438759945601056/1161720833035743272

Checklist:

• [ ] My code follows the developer guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have ran pnpm change and documented my changes
• [ x ] I have made corresponding changes to the Qwik docs
• [ ] Added new tests to cover the fix / functionality

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: a6e7bff2ecb416acea0b62616b5fa057bb4e7ebb

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