DAOS-18910 cart: preserve UCX provider across re-init#18195

wangshilong wants to merge 1 commit intorelease/2.6daos-stack/daos:release/2.6from

shilongw/DAOS-18910-2.6daos-stack/daos:shilongw/DAOS-18910-2.6Copy head branch name to clipboard