Staging: rtl8723bs: fix spaces in recv_osdep.h

Staging: rtl8723bs: fix spaces in recv_osdep.h

This commit fixes the following checkpatch.pl error:

    ERROR:POINTER_LOCATION: "foo * bar" should be "foo *bar"
    #17: FILE: ./include/recv_osdep.h:17:
    +extern void rtw_recv_returnpacket(struct net_device * cnxt, struct sk_buff *preturnedpkt);

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Marco Cesati <marcocesati@gmail.com>
Link: https://lore.kernel.org/r/20210315170618.2566-50-marcocesati@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>