[b/394577286] Replace the warehouse events task with a lite version (#783)

* Erase user and role names from sf-lite outputs
* Use a new name for the metadata version of WAREHOUSE_EVENTS_HISTORY

Author: misolt

dumper/app/src/main/java/com/google/edwmigration/dumper/application/dumper/connector/snowflake/SnowflakePlanner.java

@@ -177,8 +177,6 @@ Task<?> warehouseEventsHistoryTask() {
             "event_name",
             "event_reason",
             "event_state",
-            "user_name",
-            "role_name",
             "query_id");
     String query =
         String.format(
@@ -193,10 +191,8 @@ Task<?> warehouseEventsHistoryTask() {
             "EventName",
             "EventReason",
             "EventState",
-            "UserName",
-            "RoleName",
             "QueryId");
-    return new LiteTimeSeriesTask("warehouse_events_history.csv", query, header);
+    return new LiteTimeSeriesTask("warehouse_events_lite.csv", query, header);
   }
 
   Task<?> warehouseEventsTask() {