Merge release/2.6 into google/2.6

[wangdi1]

• DAOS-17589 pool: not changing fseq for exclude during drain (#16753)
• DAOS-18029 cq: do not run trivy on all prs (#16935) (#16957)
• DAOS-18103: container: fix compatibility for newer clients with older servers (#16981)
• DAOS-17772 rebuild: avoid potential races between rebuild and EC aggregation (#16945)
• DAOS-18050 build: Tag 2.6.4 rc3 (#16994)
• DAOS-18114 container: add mutex to protect cs_ec_agg_list (#17000)
• DAOS-18110 test: refine RF 2 test cases (#17008)
• DAOS-18127 container: use VERSION 1 for backward compatibility in container creation (#17018)
• DAOS-18121 build: Update dependency versions (#17006)
• DAOS-18129 build: Tag 2.6.4 rc4 (#17024)
• DAOS-9355 doc: DAOS 2.6.4 release notes (#17047)
• DAOS-18121 build: Update libfabric dep version (#17066)
• DAOS-18129 build: update the ubuntu changelog and release notes (#17073)
• DAOS-18129 build: Tag 2.6.4 rc5 (#17074)
• DAOS-17442 engine: Improve start issue handling (#16376) (#16588)
• DAOS-18171 dfs: set dfs chunk size for RF3 containers (#17060)
• DAOS-17911 test: fix dfuse/sparse_file.py (#16759) (#17078)
• DAOS-17258 object: more check for CPD RPC bulk transfer - b26 (#16082)
• DAOS-17998 test: enhance test_checker_on_admin_excluded (#16894) (#17106)
• DAOS-18102 test: update agent_failure.py to run commands as user (#16980) (#17105)
• DAOS-17461 cq: speedup githook submodule check (#16306) (#16442)
• DAOS-17406 cq: use cancel-in-progress for more workflows (#16244) (#16266)
• DAOS-17659 control: Enable setting property value with multiple strings (#16503) (#16703)
• DAOS-17628 bio: flush WAL header before unmap (#16478) (#16663)
• DAOS-18065 ci: empty /sys/class/nvme/ on leap15 when no NVMe device attached (#16956) (#17013)
• DAOS-17429 cq: use merge-base in clang-format (#16269) (#17102)
• DAOS-17977 vos: new parameter acts for sys_db_trav_cb_t - b26 (#16960)
• DAOS-17822 chk: filter out repeated pools in the check list - b26 (#16625)
• DAOS-18101 test: support DAOS_TEST_SYSTEMD_PATH and LIBRARY_PATH (#16979) (#17104)
• DAOS-17890 test: condense rebuild/basic.py (#16736) (#16816)
• DAOS-16565 control: Log component check at Trace level (#16329) (#16806)
• DAOS-17643 control: Disallow most transitions from Excluded (#16475) (#17093)
• SRE-3150 test: Add device verification and test summary to launch (#16583) (#16991)
• DAOS-17845 container: keep CONT_TGT_SNAPSHOT_NOTIFY RPC errno - b26 (#16673)
• DAOS-17871 cart: Improve swim notification test (#16752) (#17119)
• DAOS-17470 cart: add out of quota RPC to timeout (#16308) (#16582)
• DAOS-17286 gurt: fix rank set string convertion (#16204) (#16591)
• DAOS-17508 vos: allow DAOS_INTENT_CHECK for EV iterators (#16737) (#16784)
• DAOS-17854 control: Only add voter if it doesn't exist (#16721) (#17117)
• DAOS-16478 test: Change pool autotest to use DAOS_EQ_NOWAIT. (#15936) (#17089)
• DAOS-18211 cq: bump GHA versions (#17096) (#17097)
• DAOS-17865 control: Prevent duplicate pool props (#16883) (#17116)
• Merge from release-2.6

[github-actions[bot]]

Errors are component not formatted correctly,Ticket number prefix incorrect,PR title is malformatted. See https://daosio.atlassian.net/wiki/spaces/DC/pages/11133911069/Commit+Comments,Unable to load ticket data https://daosio.atlassian.net/browse/Merge

[daosbuild3]

Test stage Functional on EL 8.8 completed with status FAILURE. https://jenkins-3.daos.hpc.amslabs.hpecorp.net//job/daos-stack/job/daos/view/change-requests/job/PR-17135/1/execution/node/1133/log