staging: brcm80211: Don't include bitfuncs.h

Remove include of bitfuncs.h, as it's completely uncessary for these files.
Signed-off-by: NHenry Ptasinski <henryp@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/phy/wlc_phy_n.c

@@ -22,7 +22,6 @@
 #include <osl.h>
 #include <siutils.h>
 #include <sbchipc.h>
-#include <bitfuncs.h>
 #include <hndpmu.h>
 #include <bcmendian.h>