fix to provide user permissions to view data pool configuration

Author: shivsood

samples/features/sql-big-data-cluster/spark/data-virtualization/mssql_spark_connector_user_creation.ipynb

@@ -61,13 +61,18 @@
                 "CREATE LOGIN connector_user  WITH PASSWORD ='password123!#' \n",
                 "CREATE USER connector_user FROM LOGIN connector_user\n",
                 "\n",
+                "-- to view data pool node configuration\n",
+                "grant VIEW DATABASE STATE to connector_user\n",
+                "\n",
                 "-- To create external tables in data pools\n",
                 "grant alter any external data source to connector_user;\n",
                 "\n",
                 "-- To create external table\n",
                 "grant create table to connector_user;\n",
                 "grant alter any schema to connector_user;\n",
                 "\n",
+                "\n",
+                "\n",
                 "ALTER ROLE [db_datareader] ADD MEMBER connector_user\n",
                 "ALTER ROLE [db_datawriter] ADD MEMBER connector_user"
             ],