bluetooth: host: id: Fix copy BT_HCI_OP_VS_READ_STATIC_ADDRS response

Fix copying addresses returned in response to command
BT_HCI_OP_VS_READ_STATIC_ADDRS for reading controller static addresses.
The loop was iterating only over the destination locations while
keeping the source address pointing to the first location of
the command response.

Signed-off-by: Ahmed Moheb <ahmed.moheb@nordicsemi.no>