staging: vt6656: CARDvCalculateOFDMRParameter fix indentation rsv_time

In patch
staging: vt6656 camel case clean up CARDvCalculateOFDMRParameter
rsv_time is indented incorrectly.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>