fix(test): workaround #7367 (#7433)

The meta backup-recovery test got stuck because frontend cannot receive expected error raised by compute node after #7367 when QUERY_MODE=local.
This PR `SET QUERY_MODE=distributed` to work around the problem temporarily.

Approved-By: hzxa21

src/storage/backup/integration_tests/common.sh

@@ -85,7 +85,7 @@ function execute_sql() {
   local sql
   sql=$1
   echo "execute sql ${sql}"
-  echo "${sql}" | psql -h localhost -p 4566 -d dev -U root 2>&1
+  echo "SET QUERY_MODE=distributed;${sql}" | psql -h localhost -p 4566 -d dev -U root 2>&1
 }
 
 function get_max_committed_epoch() {