Staging: dream: Makefile: cleaned up Makefile cflag lines

Changed to use the proper ccflags-y option
Signed-off-by: NTracey Dent <tdent48227@gmail.com>
Acked-by: NSam Ravnborg <sam@ravnborg.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/dream/Makefile

-EXTRA_CFLAGS=-Idrivers/staging/dream/include
+ccflags-y:=-Idrivers/staging/dream/include
 obj-$(CONFIG_MSM_ADSP)		+= qdsp5/
 obj-$(CONFIG_MSM_CAMERA)	+= camera/
 obj-$(CONFIG_INPUT_GPIO)	+= gpio_axis.o gpio_event.o gpio_input.o gpio_matrix.o gpio_output.o