Chore: Bump grafana-azure-sdk-go to v1.12.0 and expose AzureAuthEnabled value in config (#81807)

* upgrade grafana-azure-sdk-go v1.12.0

* add AzureAuthEnabled to config

pkg/services/pluginsintegration/config/config.go

@@ -50,6 +50,7 @@ func ProvideConfig(settingProvider setting.Provider, grafanaCfg *setting.Cfg, fe
 		grafanaCfg.HideAngularDeprecation,
 		grafanaCfg.ForwardHostEnvVars,
 		grafanaCfg.ConcurrentQueryCount,
+		grafanaCfg.AzureAuthEnabled,
 	), nil
 }