Merge pull request #64917 from aainscow/ec_fixpack3_pr

EC fixpack 3

diff --cc src/osd/ECTransaction.cc
Simple merge

diff --cc src/osd/osd_types.cc
Simple merge

diff --cc src/osd/osd_types.h
Simple merge

diff --cc src/osd/scrubber/scrub_backend.cc
Simple merge