Change tracking policies to now support all regions that are available

**Describe the solution you'd like**

Hi!
The old log analytics agent will be turned off in august 2024 and moving to AMA quickly is critical. Unfortunately, the change tracking built-in policies that you are using in the enterprise scale have a hard-coded list of supported regions.
Policy definition id: /providers/Microsoft.Authorization/policyDefinitions/4bb303db-d051-4099-95d2-e3e1428a4d2c

This list seems to be outdated. When looking in the portal at the change tracking, there are other regions which can do change tracking, e.g. Germany west central:

Please update the policy so that the change tracking can be rolled out using the enterprise scale, because this is
blocking migration to the new monitoring agent.