orinoco: Move scan helpers to a separate file

No functional change.

Signed-off-by: David Kilroy <kilroyd@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/orinoco/Makefile

@@ -1,7 +1,7 @@
 #
 # Makefile for the orinoco wireless device drivers.
 #
-orinoco-objs := main.o
+orinoco-objs := main.o scan.o
 
 obj-$(CONFIG_HERMES)		+= orinoco.o hermes.o hermes_dld.o
 obj-$(CONFIG_PCMCIA_HERMES)	+= orinoco_cs.o