staging: brcm80211: remove unneeded include path

No include files are needed from the util directory, so remove that directory
from the include path.

Cc: devel@linuxdriverproject.org
Cc: linux-wireless@vger.kernel.org
Reviewed-by: Brett Rudley <brudley@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmfmac/Makefile

@@ -36,8 +36,7 @@ ccflags-$(CONFIG_BRCMDBG)	+= -DDHD_DEBUG
 
 ccflags-y += \
 	-Idrivers/staging/brcm80211/brcmfmac	\
-	-Idrivers/staging/brcm80211/include		\
-	-Idrivers/staging/brcm80211/util
+	-Idrivers/staging/brcm80211/include
 
 DHDOFILES = \
 	wl_cfg80211.o \