be2net: Add 60 second delay to allow FAT dump completion on recovery from EEH

Add 60s delay before timeout on polling Bit 31 so that FAT dump can
complete when reset occurs.

Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>