ioatdma: skip silicon bug workaround for pq_align for cb3.3

The alignment workaround is only necessary for cb3.2 or earlier platforms.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Acked-by: Dan Williams <djbw@fb.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>