RDMA/irdma: Fix spelling mistake "Allocal" -> "Allocate"

There is a spelling mistake in a literal string. Fix it.

Link: https://lore.kernel.org/r/20210607113345.82206-1-colin.king@canonical.com


Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>