Merge pull request #14390 from shashalu/drop-unused-param

rgw: drop unused param "bucket" from select_bucket_placement

Reviewed-by: Casey Bodley <cbodley@redhat.com>

diff --cc src/rgw/rgw_bucket.cc
Simple merge

diff --cc src/rgw/rgw_op.cc
Simple merge

diff --cc src/rgw/rgw_rados.cc
Simple merge

diff --cc src/rgw/rgw_rados.h
Simple merge