Merge pull request #57432 from cyx1231st/wip-seastore-cleanup-objdata-read

crimson/os/seastore/object_data_handler: cleanup read()

Reviewed-by: Myoungwon Oh <myoungwon.oh@samsung.com>
Reviewed-by: Xuehan Xu <xuxuehan@qianxin.com>

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