Fix incorrectly set wall time

Wall time should be set to elapsed time, not total scheduled time

Cherry pick of trinodb/trino@7cc7b51
Co-Authored-By: William Shen <willshen@users.noreply.github.com>

presto-main/src/main/java/com/facebook/presto/event/QueryMonitor.java

@@ -328,7 +328,7 @@ private QueryStatistics createQueryStatistics(QueryInfo queryInfo)
         return new QueryStatistics(
                 ofMillis(queryStats.getTotalCpuTime().toMillis()),
                 ofMillis(queryStats.getRetriedCpuTime().toMillis()),
-                ofMillis(queryStats.getTotalScheduledTime().toMillis()),
+                ofMillis(queryStats.getElapsedTime().toMillis()),
                 ofMillis(queryStats.getWaitingForPrerequisitesTime().toMillis()),
                 ofMillis(queryStats.getQueuedTime().toMillis()),
                 ofMillis(queryStats.getResourceWaitingTime().toMillis()),