docs: added link for intersection observer api

[vCiKv]

Why

for newer developers to not feel confused or have an external resource to understand better

What

added a link for developers to learn more about the intersection observer if they are not familiar with it already

Checklist

• Documentation updated
• Ready to be merged

[changeset-bot]

⚠️ No Changeset found

Latest commit: ca6888b

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