[Tracking Issue] Cleanup Kubo RPC Client Story

[BigLep]

Done Criteria

1. It's clear and discoverable for a user which Kubo RPC client they should use
2. The critical Kubo RPC clients in Go and JS are actively owned and maintained by the Kubo team

Notes

This is a tracking issue linking to the related work items. These items are already interlinked, but it's possible more items will emerge related to this, and want a common place they're all linking to.

• Point users at canonical kubo/client/rpc library #9124
• Create js-kubo-rpc-client library #9125
• List other Kubo RPC API clients ipfs-docs#1194