reef: qa: suppress memory leak in rocksdb

[ljflores]

Backport of #50410

Fixes: https://tracker.ceph.com/issues/58925
Signed-off-by: Laura Flores lflores@redhat.com
(cherry picked from commit 7d6390d)

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[ljflores]

Tested locally and seems okay; also testing in teuthology on a qa branch that is the most recent Reef baseline with my commit cherry-picked on top:

https://github.com/ljflores/ceph/commits/wip-tracker-58925-reef

./teuthology/virtualenv/bin/teuthology-suite -v -m smithi -c reef -S 33b4b31b1b99e4ff173679b906b23158701d6c0b --suite-repo https://github.com/ljflores/ceph.git --suite-branch wip-tracker-58925-reef -r yuriw-2023-03-03_17:39:09-rados-reef-distro-default-smithi -p 50

http://pulpito.front.sepia.ceph.com/lflores-2023-03-06_22:09:16-rados-reef-distro-default-smithi/

Before: http://pulpito.front.sepia.ceph.com/yuriw-2023-03-03_17:39:09-rados-reef-distro-default-smithi/7193033/
After: https://pulpito.ceph.com/lflores-2023-03-06_22:09:16-rados-reef-distro-default-smithi/7195497/

[ljflores]

jenkins test api

[ljflores]

Rados suite review: https://pulpito.ceph.com/?branch=wip-yuri4-testing-2023-03-09-1458-reef

Failures, unrelated:
1. https://tracker.ceph.com/issues/57771
2. https://tracker.ceph.com/issues/58560
3. https://tracker.ceph.com/issues/58744
4. https://tracker.ceph.com/issues/59057
5. https://tracker.ceph.com/issues/59049
6. https://tracker.ceph.com/issues/58969
7. https://tracker.ceph.com/issues/57755

Details:
1. orch/cephadm suite: 'TESTDIR=/home/ubuntu/cephtest bash -s' fails - Ceph - Orchestrator
2. rook: failed to pull kubelet image - Ceph - Orchestrator
3. qa: intermittent nfs test failures at nfs cluster creation - Ceph - CephFS
4. rados/test_envlibrados_for_rocksdb.sh: No rule to make target 'rocksdb_env_librados_test' on centos 8 - Ceph - RADOS
5. WaitReplicas::react(const DigestUpdate&): Unexpected DigestUpdate event - Ceph - RADOS
6. test_full_health: _ValError: In input['fs_map']['filesystems'][0]['mdsmap']: missing keys: {'max_xattr_size'} - Ceph - Mgr - Dashboard
7. task/test_orch_cli: test_cephfs_mirror times out - Ceph - Orchestrator
8. SELinux Denials during cephadm/workunits/test_cephadm - Ceph - Orchestrator