staging: rtl8723bs: include: Fix spelling mistake in rtw_io.h

This patch fixes spelling mistake to increase code readability
and searching.

Signed-off-by: Roshan Khatri <[e-mail]>
Tested-by: Philipp Hortmann <[e-mail]>
Link: https://lore.kernel.org/r/f77f1155[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/rtl8723bs/include/rtw_io.h

···
 	Otherwise, io_handler will free io_req
 */
 
-/* below is for the intf_option bit defition... */
+/* below is for the intf_option bit definition... */
 
 struct intf_priv;
 struct intf_hdl;