staging: ozwpan: ozproto.c fix for "WARNING: Prefer ether_addr_copy() over...

staging: ozwpan: ozproto.c fix for "WARNING: Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)"

Fixed the warning message by replacing memcpy() with ether_addr_copy()

Signed-off-by: Anil Belur <askb23@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>