fm10k: Don't assume page fragments are page size

This change pulls out the optimization that assumed that all fragments
would be limited to page size.  That hasn't been the case for some time now
and to assume this is incorrect as the TCP allocator can provide up to a
32K page fragment.

Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com>
Acked-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>