Merge pull request #48828 from yuvalif/wip-yuval-cython-fails-clang16

rgw/file: change function signature to match the one generated by cython

reviewed-by: cbodley, mattbenjamin

diff --cc src/test/librgw_file_marker.cc
Simple merge

diff --cc src/test/librgw_file_nfsns.cc
Simple merge