[brgrbic] SqlOD changes for cloud Server Type and minor bug fixes (#1092)

* The ServerType of SQL OD in SMO is being changed to cloud. This is a minimal set of changes needed in sqltoolservice in order to keep everything working within ADS.

* SMO version update

src/Microsoft.SqlTools.ManagedBatchParser/ReliableConnection/ReliableConnectionHelper.cs

@@ -39,6 +39,7 @@ namespace Microsoft.SqlTools.ServiceLayer.Connection.ReliableConnection
             (int)DatabaseEngineEdition.SqlDatabase,
             (int)DatabaseEngineEdition.SqlDataWarehouse,
             (int)DatabaseEngineEdition.SqlStretchDatabase,
+            (int)DatabaseEngineEdition.SqlOnDemand,
             // Note: for now, ignoring managed instance as it should be treated just like on prem.
         });