qa: increase the wait time to prevent check_counter failing

Fixes: https://tracker.ceph.com/issues/70441
Signed-off-by: Jos Collin <[email protected]>

Author: joscollin

qa/suites/fs/workload/tasks/3-snaps/yes.yaml

@@ -27,6 +27,6 @@ tasks:
       mon.a:
         # Ensure that we have some snaps which get deleted (so check-counters does not fail)
         - date +%s > END_TIME
-        - START_TIME=$(cat START_TIME); END_TIME=$(cat END_TIME); DIFF_TIME=$((600-(END_TIME-START_TIME))); if [ "$DIFF_TIME" -gt 0 ]; then sleep "$DIFF_TIME"; fi
+        - START_TIME=$(cat START_TIME); END_TIME=$(cat END_TIME); DIFF_TIME=$((800-(END_TIME-START_TIME))); if [ "$DIFF_TIME" -gt 0 ]; then sleep "$DIFF_TIME"; fi
         - ceph fs snap-schedule status --fs=cephfs --path=/
         - ceph fs snap-schedule list --fs=cephfs --path=/ --recursive=true