staging: rtl8723bs: Fix block comment issue

Fix the following checkpatch block comment issue:
- WARNING: Block comments use * on subsequent lines

Signed-off-by: Franziska Naepelt <franziska.naepelt@gmail.com>
Link: https://lore.kernel.org/r/20230619181230.19070-1-franziska.naepelt@gmail.com


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