Document object store configurations for InfluxDB 3 Core and Enterprise

We have some information about using different object storage providers as the object store for InfluxDB 3 Core and Enterprise, but it's fairly surface-level. We should create in-depth guides for at least the following:

Start by reviewing the existing information about object storage providers for InfluxDB 3 Core and Enterprise. The issue's provider list is missing, so clarify which providers the guides must cover; done means producing in-depth documentation for at least the agreed set.

Written by the indexing model from the issue text.