dibs: Move query_remote_gid() to dibs_dev_ops

Provide the dibs_dev_ops->query_remote_gid() in ism and dibs_loopback
dibs_devices. And call it in smc dibs_client.

Reviewed-by: Julian Ruess <julianr@linux.ibm.com>
Signed-off-by: Alexandra Winter <wintera@linux.ibm.com>
Link: https://patch.msgid.link/20250918110500.1731261-13-wintera@linux.ibm.com


Signed-off-by: Paolo Abeni <pabeni@redhat.com>