staging: rtl8723bs: Remove commented code

This patch removes unnecessary commented code.
Signed-off-by: Javier F. Arias <jarias.linux@gmail.com>
Link: https://lore.kernel.org/r/1dfda6d22e4a972b9c91c6f56d2dc76603007626.1573219728.git.jarias.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>