net: wireless: bcmdhd: Replace with Samsung's version

From the Galaxy Reverb

Conflicts:

	drivers/net/wireless/bcmdhd/include/bcmspibrcm.h
	drivers/net/wireless/bcmdhd/src/include/bcm_cfg.h
	drivers/net/wireless/bcmdhd/src/wl/bcmwifi/include/bcmwifi_channels.h
	drivers/net/wireless/bcmdhd/src/wl/bcmwifi/src/bcmwifi_channels.c