[RULE] Check for zone redundancy on Azure Managed Grafana

[BernieWhite]

Existing rule

No response

Suggested rule

Check if zoneRedundancy is Enabled in a region that support AZ. Currently provider information does not expose zones for the Azure Managed Grafana service, so a determination should be based on compute provider.

Pillar

Reliability

Additional context

• https://learn.microsoft.com/en-gb/azure/managed-grafana/how-to-enable-zone-redundancy?tabs=azure-portal