AzureMonitor: configuration editor should be disabled for readonly datasource

AzureMonitor: configuration editor should be disabled for readonly datasource: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). When opening configuration editor for provisioned read-only Azure Monitor datasource, the controls are still editable. DataSourceJsonData…