Staging: dream: camera: Makefile: cleaned up Makefile cflag lines

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

drivers/staging/dream/camera/Makefile

-EXTRA_CFLAGS=-Idrivers/staging/dream/include
+ccflags-y:=-Idrivers/staging/dream/include
 obj-$(CONFIG_MT9T013) += mt9t013.o mt9t013_reg.o
 obj-$(CONFIG_MT9D112) += mt9d112.o mt9d112_reg.o
 obj-$(CONFIG_MT9P012) += mt9p012_fox.o mt9p012_reg.o