staging: brcm80211: replace htod/dtoh broadcom defines

htod32 -> cpu_to_le32
htod16 -> cpu_to_le16
dtoh32 -> le32_to_cpu
dtoh16 -> le16_to_cpu

For brcmfmac/dhd_common.c just removed defines.

Signed-off-by: Stanislav Fomichev <kernel@fomichev.me>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>