docs: update middleware sources references

[emmanuel-ferdman]

What is it?

• Docs / tests / types / typos

Description

Small PR - Commit e7a91a303e434ea1672c01f6b84384d333e4bb54 moved the middleware sources around. This PR adjusts sources to changes.

Checklist

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

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: f14ad7019ad00dbbb8866d412f593ca1000905ae

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