Staging: rtl8723au: core: rtw_ap: checkpatch.pl fixes

Fixing styling errors found with checkpatch.pl. These include:
"(foo*)" should be "(foo *)"
space required after that ';'

...totalling 5 styling errors.

Signed-off-by: Joe Borg <joe@josephb.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>