Merge pull request #66245 from athanatos/wip-sjust-seastore-conflict

crimson/seatore: rework lba_manager to use LBACursor rather than LBAMapping

Reviewed-by: Matan Breizman <mbreizma@redhat.com>
Reviewed-by: Xuehan Xu <xuxuehan@qianxin.com>

diff --cc src/crimson/os/seastore/object_data_handler.cc
Simple merge