Merge pull request #59182 from zhscn/wip-4k-laddr

crimson/os/seastore: make laddr_t block aligned

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

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

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

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

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

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