staging: ks7010: replace custom rotation operations in favour of the kernel ones

This patch replaces custom ROR32 and ROL32 macros for the ones included in
bitops header of the linux kernel.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>