Staging: rtl8723bs: fix spaces in rtw_cmd.h

Staging: rtl8723bs: fix spaces in rtw_cmd.h

This commit fixes the following checkpatch.pl errors:

    ERROR:POINTER_LOCATION: "(foo*)" should be "(foo *)"
    #789: FILE: ./include/rtw_cmd.h:789:
    +	void (*func)(void*);

    ERROR:POINTER_LOCATION: "foo* bar" should be "foo *bar"
    #827: FILE: ./include/rtw_cmd.h:827:
    +extern u8 rtw_joinbss_cmd(struct adapter  *padapter, struct wlan_network* pnetwork);

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Marco Cesati <marcocesati@gmail.com>
Link: https://lore.kernel.org/r/20210315170618.2566-52-marcocesati@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>