staging: rtl8723bs: Fix lines over 80 characters

This patch fixes the "lines over 80 characters" warnings in lines
affected by a previous patch.
Issue found by Checkpatch.

Signed-off-by: Javier F. Arias <jarias.linux@gmail.com>
Link: https://lore.kernel.org/r/cb27cffda680eda05c44ee90db98c660fbf98b39.1572820893.git.jarias.linux@gmail.com


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