Geo Nodes Form - Object Storage Beta Badge

What does this MR do and why?

Closes #349620 (closed)

This change adds a Beta badge to the Object Storage field of the Geo Nodes Form. This badge also links to the documentation: https://docs.gitlab.com/ee/administration/geo/replication/object_storage.html#enabling-gitlab-managed-object-storage-replication

Screenshots or screen recordings

	Before	After
UI
Link	N/A

How to set up and validate locally

1. Fetch and checkout this branch
2. Setup Geo and access your Primary GDK (How to setup Geo)
3. Go to a new Geo Node Form (ex. http://127.0.0.1:3000/admin/geo/nodes/new)
4. Ensure the Beta badge appears on the Object Storage field
5. Ensure clicking the badge takes you to the documentation

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #349620 (closed)