Merge pull request #25412 from cbodley/wip-rgw-const-zone

rgw: zone service only provides const access to its data

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

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

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

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

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

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

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

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