Merge pull request #58367 from xxhdx1985126/wip-seastore-lba-mapping-iterator

crimson/os/seastore/cached_extent: add the "refresh" ability to lba mappings

Reviewed-by: Yingxin Cheng <yingxin.cheng@intel.com>

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

diff --cc src/crimson/os/seastore/transaction_manager.h
Simple merge

diff --cc src/test/crimson/seastore/test_transaction_manager.cc
Simple merge