Previously enable_advertising() would rely on
get_adv_instance_scan_rsp_len() which checked for a hard coded instance
identifier. This is being changed to check for the current advertising
instance's scan response length instead. The function is renamed
accordingly.
Signed-off-by: NFlorian Grandel <fgrandel@gmail.com>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>