Staging: rtl8723bs/core: fix braces coding style issues

Fix all the braces coding style issues found by checkpatch.pl in
rtw_security.c.

Signed-off-by: Brother Matthew De Angelis <matthew.v.deangelis@gmail.com>
Link: https://lore.kernel.org/r/20201211222845.GA543167@a


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>