Added changesets prerelease to V2

[shairez]

What is it?

• Feature / enhancement
• Bug
• Docs / tests / types / typos
• Infra

Description

This will allow us to release alpha versions of V2.

• Updated packages names to @qwik.dev/core and @qwik.dev/city
• Didn't update qwik-auth, qwik-worker, qwik-labs and the rest of the packages which are not the main 4 (core, city, eslint and cli)

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
• I have made corresponding changes to the Qwik docs
• Added new tests to cover the fix / functionality

[changeset-bot]

⚠️ No Changeset found

Latest commit: 342d261

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.

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

[shairez]

@Varixo I wonder if we can use one of vitest's dom implementations instead of qwik-dom

WDYT?