The function irdma_sc_repost_aeq_entries always returns zero. So
the returned type is changed to void.

Link: https://lore.kernel.org/r/20210714031130.1511109-2-yanjun.zhu@linux.devSigned-off-by: Zhu Yanjun <yanjun.zhu@linux.dev>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>