staging: rtl8723bs: os_dep: Correct long line comments

Correct long line comments to respect 80 character per
line limit.

Signed-off-by: R Veera Kumar <vkor@vkten.in>
Link: https://lore.kernel.org/r/16399fc057c6dd1c78e77ddd3b3224f4b2e37da5.1584764104.git.vkor@vkten.in


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